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  • Premier League

    How many points did Manchester City collect in 2017–18, the most in any Premier League season?

    Show answer and tips

    100 points

    Tip 1: They won 32 of their 38 games that season.

    Tip 2: They finished 19 points clear of Manchester United.

    Source
  • Premier League

    Derby County set the record for fewest points in a Premier League season in 2007–08. How many did they get?

    Show answer and tips

    11 points

    Tip 1: They won just once all season.

    Tip 2: Southampton's dreadful 2024–25 side still finished above this mark.

    Source
  • Premier League

    How many league goals did Manchester City score in 2017–18, the Premier League season record?

    Show answer and tips

    106 goals

    Tip 1: It works out at close to three goals per game.

    Tip 2: Their goal difference that season was +79.

    Source
  • Premier League

    Arsenal's unbeaten Premier League run ended in October 2004. How many matches did it last?

    Show answer and tips

    49 matches

    Tip 1: It began in May 2003 and covered the whole Invincibles season.

    Tip 2: It lasted well over a full 38-game season, but not two.

    Source
  • Premier League played 1×

    Chelsea went unbeaten at home in the league from March 2004 to October 2008. How many home matches was that?

    Show answer and tips

    86 matches

    Tip 1: That is more than four full seasons of home games.

    Tip 2: A season has 19 home games.

    Source
  • Premier League

    How many league goals did Chelsea concede in 2004–05, the fewest ever in a Premier League season?

    Show answer and tips

    15 goals

    Tip 1: They kept a record number of clean sheets that year.

    Tip 2: It was less than one goal every two games.

    Source
  • Premier League

    How many goals did Sheffield United concede in 2023–24, the most in a Premier League season?

    Show answer and tips

    104 goals

    Tip 1: They kept only one clean sheet all year.

    Tip 2: It works out at more than two and a half goals per game.

    Source
  • Premier League

    How many league goals did Erling Haaland score in 2022–23, the Premier League single-season record?

    Show answer and tips

    36 goals

    Tip 1: It was his first season at Manchester City.

    Tip 2: It is close to one goal per game across a 38-game season.

    Source
  • Premier League

    How many Premier League goals did Alan Shearer score, the all-time record?

    Show answer and tips

    260 goals

    Tip 1: He played 441 games, for Blackburn Rovers and Newcastle United.

    Tip 2: Harry Kane is second with more than 200.

    Source
  • Premier League

    James Milner holds the record for Premier League appearances. How many did he have by May 2026?

    Show answer and tips

    658 appearances

    Tip 1: He has appeared in every season since 2002–03.

    Tip 2: Gareth Barry held the record before him with just over 650.

    Source
  • Premier League

    Shane Long scored the fastest Premier League goal, against Watford in 2019. How many seconds into the game?

    Show answer and tips

    7.69 seconds

    Tip 1: He was playing for Southampton.

    Tip 2: It took less than ten seconds.

    Source
  • Premier League

    Sadio Mané scored the fastest Premier League hat-trick in 2015. How many seconds did it take him from first goal to third?

    Show answer and tips

    176 seconds

    Tip 1: He was playing for Southampton against Aston Villa.

    Tip 2: It took less than three minutes.

    Source
  • Premier League

    What is the highest attendance for a Premier League match: Tottenham v Arsenal at Wembley in 2018?

    Show answer and tips

    83,222 people

    Tip 1: Spurs were using Wembley while their new stadium was built.

    Tip 2: It was well over 80,000.

    Source
  • Premier League

    What is the lowest attendance for a Premier League match: Wimbledon v Everton at Selhurst Park in January 1993?

    Show answer and tips

    3,039 people

    Tip 1: Wimbledon were sharing a ground with Crystal Palace.

    Tip 2: It was under 5,000.

    Source
  • Premier League

    How old was John Burridge when he became the oldest Premier League player, for Manchester City in 1995?

    Show answer and tips

    43 years old

    Tip 1: He was a goalkeeper.

    Tip 2: He was past his 40th birthday.

    Source
  • Premier League

    How old was Teddy Sheringham when he became the oldest Premier League goalscorer, in December 2006?

    Show answer and tips

    40 years old

    Tip 1: He was playing for West Ham against Portsmouth.

    Tip 2: He had scored a hat-trick at 37, also a record.

    Source
  • Premier League

    Goalkeeper Brad Friedel holds the record for consecutive Premier League appearances. How many did he make in a row?

    Show answer and tips

    310 appearances

    Tip 1: The run lasted from August 2004 to October 2012.

    Tip 2: That is a little over eight full seasons.

    Source
  • Premier League

    Marcus Bent holds the record for playing for the most Premier League clubs. How many?

    Show answer and tips

    8 clubs

    Tip 1: They included Everton, Crystal Palace and Blackburn Rovers.

    Tip 2: Craig Bellamy scored for seven, and Bent played for more.

    Source
  • Premier League

    Sergio Agüero holds the record for Premier League hat-tricks. How many did he score?

    Show answer and tips

    12 hat-tricks

    Tip 1: All of them came for Manchester City.

    Tip 2: It is more than ten.

    Source
  • Premier League

    Alan Shearer holds the record for hat-tricks in one Premier League season. How many did he score in 1995–96?

    Show answer and tips

    5 hat-tricks

    Tip 1: He was playing for Blackburn Rovers.

    Tip 2: That is one every seven or eight games.

    Source
  • Premier League played 1×

    Ryan Giggs holds the Premier League record for assists. How many did he make?

    Show answer and tips

    162 assists

    Tip 1: He played 632 games, all for Manchester United.

    Tip 2: Kevin De Bruyne is second with just under 120.

    Source
  • Premier League

    Peter Crouch holds the Premier League record for headed goals. How many did he score with his head?

    Show answer and tips

    53 goals

    Tip 1: He stood over two metres tall.

    Tip 2: It is more than 50.

    Source
  • Premier League

    Frank Lampard holds the Premier League record for goals from outside the box. How many?

    Show answer and tips

    41 goals

    Tip 1: He scored 177 league goals in total.

    Tip 2: It is close to a quarter of his league goals.

    Source
  • Premier League

    Alan Shearer holds the Premier League record for penalties scored. How many did he convert?

    Show answer and tips

    56 penalties

    Tip 1: He took 67 in total.

    Tip 2: Frank Lampard is second with 43.

    Source
  • Premier League

    David Beckham holds the Premier League record for direct free-kick goals. How many did he score?

    Show answer and tips

    18 goals

    Tip 1: He played 265 Premier League games.

    Tip 2: James Ward-Prowse fell just one short.

    Source
  • Premier League

    Richard Dunne holds an unwanted Premier League record. How many own goals did he score?

    Show answer and tips

    10 own goals

    Tip 1: He was a centre-back for clubs such as Manchester City.

    Tip 2: It is a round number.

    Source
  • Premier League

    Everton hold the record for red cards in Premier League history. How many had they received by May 2026?

    Show answer and tips

    113 red cards

    Tip 1: They are one of the few clubs ever-present since 1992.

    Tip 2: It is more than 100.

    Source
  • Premier League played 1×

    Chelsea set the record for yellow cards in a Premier League season in 2023–24. How many?

    Show answer and tips

    105 yellow cards

    Tip 1: It averages close to three a game.

    Tip 2: It is more than 100.

    Source
  • Premier League

    Coventry City hold the record for the fewest yellow cards in a Premier League season, in 1993–94. How many did they get?

    Show answer and tips

    12 yellow cards

    Tip 1: That season had 42 games each.

    Tip 2: It was far less than one per game.

    Source
  • Premier League

    What is the biggest title-winning margin in Premier League history, set in 2017–18?

    Show answer and tips

    19 points

    Tip 1: Manchester City beat Manchester United to the title.

    Tip 2: It is more than six wins' worth of points.

    Source
  • Premier League

    Liverpool hold the record for winning the title earliest, in 2019–20. How many games did they have left to play?

    Show answer and tips

    7 games

    Tip 1: The season was interrupted by the pandemic.

    Tip 2: They clinched it before the end of June.

    Source
  • Premier League

    Liverpool hold the record for the most points without winning the league, in 2018–19. How many did they get?

    Show answer and tips

    97 points

    Tip 1: They lost only one game all season.

    Tip 2: They finished one point behind Manchester City.

    Source
  • Premier League

    Manchester United hold the record for the fewest points by a champion, in 1996–97. How many did they get?

    Show answer and tips

    75 points

    Tip 1: They averaged just under two points a game.

    Tip 2: It is fewer than 80.

    Source
  • Premier League

    West Ham were relegated in 2002–03 with the most points of any relegated team in a 38-game season. How many did they have?

    Show answer and tips

    42 points

    Tip 1: 40 points is the famous survival target.

    Tip 2: They were above that target and still went down.

    Source
  • Premier League

    Ipswich Town hold the 38-game record for points by a newly promoted team, in 2000–01. How many did they get?

    Show answer and tips

    66 points

    Tip 1: They finished high enough to reach Europe.

    Tip 2: It is well above the usual survival target of 40.

    Source
  • Premier League played 1×

    Manchester United have the most Premier League wins. How many had they reached by May 2026?

    Show answer and tips

    775 wins

    Tip 1: That is across 34 seasons.

    Tip 2: It is more than 700.

    Source
  • Premier League

    Liverpool set the record run of consecutive Premier League home wins between 2019 and 2020. How many?

    Show answer and tips

    24 wins

    Tip 1: It started in February 2019 and ended in July 2020.

    Tip 2: That is more than one full season of home games.

    Source
  • Premier League

    What is the longest winning run in Premier League history, shared by Manchester City (2017) and Liverpool (2019–20)?

    Show answer and tips

    18 wins

    Tip 1: City's run lasted from August to December.

    Tip 2: It is almost half a season.

    Source
  • Premier League

    Derby County hold the record for consecutive matches without a win. How many games did the run last in 2007–08?

    Show answer and tips

    32 matches

    Tip 1: They won one game all season, in September.

    Tip 2: The run covered the rest of the 38-game season.

    Source
  • Premier League

    Sunderland hold the record for consecutive Premier League defeats, across 2002–03 and 2005–06. How many did they lose in a row?

    Show answer and tips

    20 defeats

    Tip 1: The run spanned two separate spells in the top flight.

    Tip 2: It is more than half a season of games.

    Source
  • Premier League

    Arsenal hold the record for scoring in consecutive Premier League matches, from May 2001 to November 2002. How many?

    Show answer and tips

    55 matches

    Tip 1: They scored in every game of 2001–02.

    Tip 2: That is well over one full season.

    Source
  • Premier League

    Manchester United hold the record for fewest goals conceded at home in a season, in 1994–95. How many did they let in?

    Show answer and tips

    4 goals

    Tip 1: That season had 21 home games each.

    Tip 2: It is fewer than five.

    Source
  • Premier League

    Fulham hold the record for fewest home goals in a season, in 2020–21. How many did they score at home?

    Show answer and tips

    9 goals

    Tip 1: Crowds were mostly absent that season.

    Tip 2: It is fewer than ten across 19 home games.

    Source
  • Premier League

    Chelsea hold the record for home goals in a season, in 2009–10. How many did they score at Stamford Bridge?

    Show answer and tips

    68 goals

    Tip 1: Their home goal difference was +54.

    Tip 2: It is well over three a game.

    Source
  • Premier League

    Blackpool hold the record for most goals by a relegated team, in 2010–11. How many did they score?

    Show answer and tips

    55 goals

    Tip 1: Ian Holloway's side were famous for attacking football.

    Tip 2: It is about a goal and a half per game.

    Source
  • Premier League

    Harry Kane holds the record for Premier League goals in a calendar year, set in 2017. How many?

    Show answer and tips

    39 goals

    Tip 1: He played for Tottenham Hotspur.

    Tip 2: It beats Haaland's best single-season total.

    Source
  • Premier League

    Jamie Vardy holds the record for scoring in consecutive Premier League matches, in 2015. How many in a row?

    Show answer and tips

    11 matches

    Tip 1: It ran from August to late November.

    Tip 2: It was during Leicester's title-winning season.

    Source
  • Premier League

    Adam Le Fondre holds the record for goals as a substitute in one Premier League season, in 2012–13. How many?

    Show answer and tips

    8 goals

    Tip 1: He was playing for Reading.

    Tip 2: It is fewer than ten.

    Source
  • Premier League

    How many Premier League titles have Manchester United won, the most by any club?

    Show answer and tips

    13 titles

    Tip 1: All of them came between 1993 and 2013.

    Tip 2: It is more than ten.

    Source
  • Premier League

    Chelsea hold the record for clean sheets in a Premier League season, in 2004–05. How many did they keep?

    Show answer and tips

    25 clean sheets

    Tip 1: They played 38 games.

    Tip 2: They kept one in about two of every three games.

    Source
  • Nature

    Roughly how many species of land plants are known to botanists?

    Show answer and tips

    410,000 species

    Tip 1: Land plants include mosses, ferns, conifers and flowering plants.

    Tip 2: Flowering plants alone make up the large majority of the total, which is well above 100,000 but below a million.

    Source
  • Arts & Culture

    In what year did Charles Frederick Worth open the first authentic haute couture house in Paris?

    Show answer and tips

    1858

    Tip 1: Worth was an English-born designer working in the French capital.

    Tip 2: This was in the middle of the 19th century, during the Second French Empire.

    Source
  • Science

    What is the maximum percentage of carbon that iron can stably hold, forming a compound called cementite?

    Show answer and tips

    6.67%

    Tip 1: Steel typically contains only a small fraction of this carbon.

    Tip 2: The limit is well above steel's roughly 1% carbon but far below 20%.

    Source
  • History

    Above what temperature in degrees Celsius is it necessary to heat iron ore to smelt it?

    Show answer and tips

    1,250 °C

    Tip 1: Early Bronze Age kilns could not reach this temperature easily.

    Tip 2: It is well above the roughly 1,085 degrees Celsius at which copper melts.

    Source
  • Technology

    Approximately how many tons of food are irradiated each year worldwide to preserve it?

    Show answer and tips

    500,000 tons

    Tip 1: Food irradiation uses beta particles or gamma rays from sources such as cobalt-60.

    Tip 2: The practice is used in over 40 countries, yet the total is far smaller than a million tons.

    Source
  • Society

    In what year did the World Health Organization propose its definition of health as physical, mental and social well-being, not merely the absence of disease?

    Show answer and tips

    1948

    Tip 1: It came in the World Health Organization's very first years.

    Tip 2: It came in the years right after the Second World War.

    Source
  • Society

    In the United Kingdom, what is the maximum alcohol by volume percentage that "low-alcohol beer" can contain?

    Show answer and tips

    1.2%

    Tip 1: A normal beer is often around 4 to 5 percent ABV.

    Tip 2: De-alcoholised beer in the UK must be under 0.5%, and low-alcohol beer is allowed a little more than double that.

    Source
  • Science

    In what year did Jacob Bernoulli introduce the mathematical constant e while studying continuous compounding of interest?

    Show answer and tips

    1683

    Tip 1: The constant is roughly 2.718 and is the base of natural logarithms.

    Tip 2: This was in the late 17th century, decades before Euler gave it the letter e.

    Source
  • Science

    In 1958, the United States recorded 763,094 measles cases. How many deaths resulted?

    Show answer and tips

    552 deaths

    Tip 1: This was before the measles vaccine was introduced in the United States.

    Tip 2: The death toll was in the hundreds, well under a thousand.

    Source
  • Geography played 1×

    How long is the Ganges river, from its source in the Himalayas to its mouth, in kilometres, by the most common figure?

    Show answer and tips

    2,525 km

    Tip 1: It flows through India and Bangladesh.

    Tip 2: It is longer than the Rhine but shorter than the Nile, and sources differ slightly.

    Source
  • Science

    What percentage of Earth's atmosphere is argon?

    Show answer and tips

    0.92%

    Tip 1: Argon is the third most abundant gas in the air, after nitrogen and oxygen.

    Tip 2: It is a noble gas and makes up less than one percent of the air.

    Source
  • History

    In what year did Andreas Vesalius publish his book De humani corporis fabrica?

    Show answer and tips

    1543

    Tip 1: Vesalius was a professor of anatomy at the University of Padua.

    Tip 2: The year is the same one in which Copernicus published his heliocentric work.

    Source
  • Geography

    How high is Mount Damavand, the highest volcano in Asia and the highest point in Iran, in metres?

    Show answer and tips

    5,610 metres

    Tip 1: It is a dormant stratovolcano in the Alborz range.

    Tip 2: It is higher than Mont Blanc but lower than Mount Kilimanjaro.

    Source
  • Science

    What is the diameter of Earth's Moon, in kilometres?

    Show answer and tips

    3,474 km

    Tip 1: It is a bit over a quarter of Earth's diameter.

    Tip 2: It is smaller than the width of Australia but larger than that of Pluto.

    Source
  • Science

    About how many billion neurons does the human brain contain?

    Show answer and tips

    86 billion neurons

    Tip 1: Neurons communicate with one another through synapses.

    Tip 2: The number is far more than there are people on Earth, but fewer than a trillion.

    Source
  • Science played 1×

    What is the melting temperature of pure fused silica glass, in degrees Celsius?

    Show answer and tips

    1,723 °C

    Tip 1: Its high melting point and viscosity make it hard to work with.

    Tip 2: It is hotter than a typical iron-smelting furnace, but below 2,000 degrees Celsius.

    Source
  • Science played 1×

    At about what average speed does Earth travel on its orbit around the Sun, in kilometres per second?

    Show answer and tips

    30 km/s

    Tip 1: A complete orbit takes about 365 days.

    Tip 2: It is far faster than a rifle bullet but only a tiny fraction of the speed of light.

    Source
  • Science played 1×

    What percentage of Earth's crust by volume is composed of metamorphic rocks?

    Show answer and tips

    27.4%

    Tip 1: The other main types are igneous and sedimentary rock.

    Tip 2: Igneous rocks make up about 65% of the crust, and metamorphic rocks make up a bit more than a quarter.

    Source
  • History

    In what year was the Diamond Sutra, the first completely surviving printed book, produced?

    Show answer and tips

    868

    Tip 1: It was found at Dunhuang and is now in the British Library.

    Tip 2: It was printed during the Tang dynasty, in the 9th century.

    Source
  • Nature

    What is the maximum weight in kilograms of the largest seed in the world, that of the coco de mer?

    Show answer and tips

    25 kg

    Tip 1: The coco de mer is also called the double coconut palm.

    Tip 2: It weighs more than a bowling ball but less than a person.

    Source
  • Science

    What is the sum of the exterior angles, in degrees, of a pentagram, a five-pointed star polygon?

    Show answer and tips

    720 degrees

    Tip 1: For an ordinary simple polygon the exterior angles sum to a single full turn.

    Tip 2: A pentagram winds around its centre more than once, so its total exceeds that of simple polygons.

    Source
  • Geography

    How many millimetres of precipitation does Beijing receive on average per year?

    Show answer and tips

    528 mm

    Tip 1: Beijing has a semi-arid, monsoon-influenced climate, so it is much drier than tropical cities.

    Tip 2: Close to three-quarters of the total falls in just three summer months, June to August.

    Source
  • Science

    Burning coal in a power plant with 40% efficiency, about how many kilograms of coal are needed to power a 100 W lightbulb for one full year?

    Show answer and tips

    325 kg

    Tip 1: A 100 W bulb running all year uses roughly 876 kWh of electricity.

    Tip 2: Coal holds about 6.7 kWh of energy per kilogram, and much of that is lost as heat in the plant.

    Source
  • Science

    Roughly what percentage of human DNA is identical to chimpanzee DNA, when comparing single nucleotide polymorphisms?

    Show answer and tips

    98.4%

    Tip 1: Chimpanzees and bonobos are our closest living relatives.

    Tip 2: The figure is in the high nineties, but not quite 99.

    Source
  • Nature

    How many chromosomes does a domestic sheep have?

    Show answer and tips

    54 chromosomes

    Tip 1: Sheep and goats are different species that seldom interbreed, partly because their chromosome counts differ.

    Tip 2: Humans have 46 chromosomes; sheep have more than that, but fewer than goats.

    Source
  • Arts & Culture

    At what age did Ludwig van Beethoven die?

    Show answer and tips

    56 years

    Tip 1: He died in Vienna in 1827 after months of illness that left him bedridden.

    Tip 2: He had been composing since childhood, but he did not reach 60.

    Source
  • History

    In what year did Babur defeat Ibrahim Lodi at the First Battle of Panipat, the event that conventionally founded the Mughal Empire?

    Show answer and tips

    1526

    Tip 1: This was in the early 16th century, a few decades after Columbus's first voyage.

    Tip 2: It came after 1520 and before 1530.

    Source
  • Arts & Culture

    A 2013 survey of 200 fantasy books found that what percentage of them contained a map?

    Show answer and tips

    34%

    Tip 1: Maps of invented worlds are a classic feature of the fantasy genre, from Tolkien onwards.

    Tip 2: Fewer than half of the books had one, but more than a quarter did.

    Source
  • Geography

    At their nearest points, how many kilometres apart are Alaska and Russia?

    Show answer and tips

    4 km

    Tip 1: The Bering Strait separates the two, and the Diomede Islands sit in the middle of it.

    Tip 2: You could cross by a short boat ride; the gap is far smaller than the width of the English Channel.

    Source
  • Technology

    The tritium used in some glow-in-the-dark military compasses has a half-life of about how many years?

    Show answer and tips

    12 years

    Tip 1: Tritium is a radioactive isotope of hydrogen, so the glow fades as it decays.

    Tip 2: It is longer than a decade but much shorter than a human lifetime.

    Source
  • Nature

    About how many taste buds does a chicken have?

    Show answer and tips

    30 taste buds

    Tip 1: Birds generally have very few taste buds compared with mammals.

    Tip 2: Humans have thousands of them, and a catfish has over a million; a chicken has only a tiny fraction of the human number.

    Source
  • Arts & Culture

    In what year did Pieter Bruegel the Elder paint his famous work Children's Games?

    Show answer and tips

    1560

    Tip 1: Bruegel was a Flemish Renaissance painter known for detailed scenes of peasant life.

    Tip 2: It was painted in the mid-16th century, a few years before his death in 1569.

    Source
  • Science

    In 1814-15 Joseph von Fraunhofer mapped dark lines in the spectrum of the Sun. About how many did he discover?

    Show answer and tips

    574 lines

    Tip 1: These lines were later shown to come from specific chemical elements absorbing light.

    Tip 2: It was several hundred, but fewer than a thousand.

    Source
  • Geography

    What percentage of Istanbul's residents live on the European side of the Bosphorus?

    Show answer and tips

    64.4%

    Tip 1: Istanbul straddles two continents, divided by the Bosphorus strait.

    Tip 2: The European side holds roughly two-thirds of the population.

    Source
  • Science

    At what age did James Clerk Maxwell write his first scientific paper, on oval curves?

    Show answer and tips

    14 years

    Tip 1: It was presented to the Royal Society of Edinburgh by a professor, since the author was considered too young to present it.

    Tip 2: He was still at school at the time, in his mid-teens at most.

    Source
  • Arts & Culture played 1×

    When the Latin alphabet was first derived from the Etruscan alphabet, how many letters did it contain?

    Show answer and tips

    21 letters

    Tip 1: Letters such as J, U and W were added much later.

    Tip 2: It had fewer letters than the modern 26-letter alphabet, but more than 20.

    Source
  • History

    In what year was the construction of the United Nations Headquarters in New York completed?

    Show answer and tips

    1952

    Tip 1: Building started in 1948 on land beside the East River.

    Tip 2: It was finished in the early 1950s, around the time of the Korean War.

    Source
  • Science

    In what year did Heinrich Hertz first prove the existence of radio waves?

    Show answer and tips

    1886

    Tip 1: He was a German physicist trying to confirm Maxwell's electromagnetic theory.

    Tip 2: It happened in the late 1880s, about a decade before Marconi's first radio communication system.

    Source
  • History

    In the German election of 6 March 1933, what percentage of the vote did the Nazi Party win?

    Show answer and tips

    44%

    Tip 1: This was the last multi-party election held before the Nazi dictatorship took hold.

    Tip 2: The Nazis won the most seats but still fell short of a majority of the vote.

    Source
  • Society

    In what year did the WHO declare smallpox eradicated worldwide?

    Show answer and tips

    1980

    Tip 1: It was the first human disease eliminated by deliberate health care interventions.

    Tip 2: It happened in the same year as the eruption of Mount St. Helens.

    Source
  • History

    How many men did Francisco Pizarro lead in the Spanish expedition that conquered the Inca Empire?

    Show answer and tips

    168 men

    Tip 1: The force also had one cannon and 27 horses.

    Tip 2: It was a few hundred men at most, tiny compared with Atahualpa's army of tens of thousands.

    Source
  • Technology

    Around what year were the first wearable eyeglasses invented in Italy?

    Show answer and tips

    1286

    Tip 1: This is well before the invention of the microscope and the telescope.

    Tip 2: It was in the late 13th century.

    Source
  • Arts & Culture

    In what year was Jules Verne's novel From the Earth to the Moon published?

    Show answer and tips

    1865

    Tip 1: It appeared more than a century before humans first landed on the Moon.

    Tip 2: It was published in the 1860s, the same year as Alice's Adventures in Wonderland.

    Source
  • Nature

    In 2025 scientists confirmed the longest observed lightning flash, over Texas and Kansas in 2017. How many kilometres long was it?

    Show answer and tips

    829 km

    Tip 1: It ran from eastern Texas to near Kansas City.

    Tip 2: It is a little longer than the distance from Stockholm to Berlin.

    Source
  • History

    In what year was William of Ockham's influential logic work Summa Logicae released?

    Show answer and tips

    1323

    Tip 1: Ockham was a medieval English Franciscan friar and philosopher, famous for a principle about simplicity.

    Tip 2: It was in the first half of the 14th century, a few decades before Chaucer's Canterbury Tales were begun.

    Source
  • History

    In what year did Temüjin formally adopt the title Genghis Khan at an assembly of the Mongol tribes?

    Show answer and tips

    1206

    Tip 1: This was the moment the Mongol tribes were united under one ruler, after decades of fighting.

    Tip 2: It happened in the early 13th century, a few years after 1200 and well before the Mongols captured Zhongdu.

    Source
  • Technology

    In what year was the first Unimate industrial robot installed at a General Motors plant in New Jersey to lift hot metal from a die casting machine?

    Show answer and tips

    1961

    Tip 1: The robot was invented by George Devol and was the first commercial programmable robot.

    Tip 2: It was installed in the early 1960s, around the time Yuri Gagarin became the first human in space.

    Source
  • Society

    English is an official or co-official language in how many sovereign states?

    Show answer and tips

    57 sovereign states

    Tip 1: This makes English the most geographically widespread language in the world.

    Tip 2: There are about 195 sovereign states in total, and English is official in roughly a quarter to a third of them.

    Source
  • Society

    The Japanese Ministry of Education's list of kyoiku kanji specifies how many simple characters a child is to learn by the end of sixth grade?

    Show answer and tips

    1,006 kanji

    Tip 1: Kanji are Chinese-derived characters, and adults are expected to know about twice this many everyday ones.

    Tip 2: The number is a little over one thousand.

    Source
  • Science

    Roughly how many million heart attacks (myocardial infarctions) occurred worldwide in 2015?

    Show answer and tips

    15.9 million

    Tip 1: Heart attacks are among the leading causes of death and hospitalisation globally.

    Tip 2: It is more than Sweden's population of about 10 million, but less than Australia's 27 million.

    Source
  • Nature

    The capybara is the largest living rodent. What is the maximum weight it can reach, in kilograms?

    Show answer and tips

    66 kg

    Tip 1: It is a semi-aquatic South American rodent, often seen relaxing with other animals.

    Tip 2: A big one weighs about as much as a slim adult human.

    Source
  • Arts & Culture

    Between 1894 and 1915 Krisjanis Barons published six volumes of Latvian folk songs, the Latvju dainas. How many song texts did they contain?

    Show answer and tips

    217,996 songs

    Tip 1: It is one of the largest folk song collections in the world, kept in a Cabinet of Folksongs in Riga.

    Tip 2: The number is in the hundreds of thousands, but fewer than 300,000.

    Source
  • Society

    The Theravada Vinaya, the monastic code of Theravada Buddhism, contains how many rules for bhikkhus (monks)?

    Show answer and tips

    227 rules

    Tip 1: The East Asian Dharmaguptaka code has a few dozen more rules than this one.

    Tip 2: The count is between 200 and 250.

    Source
  • Geography played 1×

    What percentage of the contiguous United States does the Mississippi River's drainage basin cover?

    Show answer and tips

    40%

    Tip 1: The basin stretches from the Rockies to the Appalachians and includes the Missouri and Ohio rivers.

    Tip 2: It is more than a third but less than half of the lower 48 states.

    Source
  • Nature

    The record hailstone that fell in Vivian, South Dakota in 2010 measured how many centimetres in diameter?

    Show answer and tips

    20 cm

    Tip 1: It was the largest hailstone by diameter and weight ever recorded in the United States.

    Tip 2: It was bigger than a grapefruit but smaller than a basketball.

    Source
  • Science

    In what year did Al-Khwarizmi publish The Compendious Book on Calculation by Completion and Balancing, a founding text of algebra?

    Show answer and tips

    825

    Tip 1: Al-Khwarizmi worked in Baghdad, and the word algebra comes from the title of this book.

    Tip 2: It was in the early 9th century, during the Abbasid Caliphate, long before the printing press.

    Source
  • Science

    In what year was the Human Genome Project launched to map the human genome?

    Show answer and tips

    1990

    Tip 1: It was an international research effort that took more than a decade to complete.

    Tip 2: It was launched in the last decade before the year 2000.

    Source
  • Arts & Culture

    In what year did Antti Aarne publish the first classification system for folktales?

    Show answer and tips

    1910

    Tip 1: Aarne was a Finnish folklorist, and his system was later expanded by Stith Thompson.

    Tip 2: It was in the first decade of the 20th century or just after it.

    Source
  • Society

    Approximately how many million volunteers, members and staff does the International Red Cross and Red Crescent Movement have worldwide?

    Show answer and tips

    16 million

    Tip 1: It is one of the largest humanitarian networks in the world, with societies in nearly every country.

    Tip 2: It is more than Sweden's population, but fewer than 20 million.

    Source
  • Arts & Culture

    Around what year did Jacopo Peri write Dafne, the first work to be called an opera today?

    Show answer and tips

    1597

    Tip 1: Peri was an Italian composer working in Florence at the end of the Renaissance.

    Tip 2: It was in the final years of the 16th century.

    Source
  • Science

    What magnitude did the 1960 Chilean earthquake, the largest ever measured on a seismograph, reach?

    Show answer and tips

    9.5 magnitude

    Tip 1: The magnitude scale is logarithmic, so each whole step is about 32 times more energy.

    Tip 2: It was above 9 but below 10.

    Source
  • Nature

    The frog Paedophryne amauensis from New Guinea is the smallest known vertebrate. How long is it, in millimetres?

    Show answer and tips

    7.7 mm

    Tip 1: It was formally described by scientists in 2012.

    Tip 2: It is less than one centimetre long.

    Source
  • History

    At what age was Isaac Newton appointed the second Lucasian Professor of Mathematics at Cambridge?

    Show answer and tips

    26 years old

    Tip 1: He succeeded Isaac Barrow in 1669, just one year after receiving his MA.

    Tip 2: He was in his mid-twenties, young for such a post.

    Source
  • Society

    In 2011, bicycle sales in Italy surpassed new car sales. How many million bicycles were sold in Italy that year?

    Show answer and tips

    1.75 million

    Tip 1: This happened during the European financial crisis, when Italians bought fewer cars.

    Tip 2: It was more than 1 million but fewer than 2 million.

    Source
  • Geography

    What is the area of the city of Bangkok, in square kilometres?

    Show answer and tips

    1,568.7 km²

    Tip 1: The city sits in the Chao Phraya River delta, and its metropolitan region is much bigger.

    Tip 2: It is roughly the size of Greater London, more than 1,000 but fewer than 2,000.

    Source
  • Geography

    What is the combined length of China's land borders with its neighbouring countries, in kilometres?

    Show answer and tips

    22,117 km

    Tip 1: China shares borders with more countries than almost any other nation.

    Tip 2: Its land border is among the very longest of any country, well above 20,000 km.

    Source
  • Science

    What percentage of the Earth's crust by weight is made up of oxygen?

    Show answer and tips

    47%

    Tip 1: Oxygen is the single most abundant element in the crust, mostly locked up in silicate minerals.

    Tip 2: It is more than a third but less than half of the crust's weight.

    Source
  • Science

    How tall is Olympus Mons on Mars, the highest known mountain in the Solar System, in metres?

    Show answer and tips

    21,171 metres

    Tip 1: It is a shield volcano on Mars and dwarfs anything on Earth.

    Tip 2: It is roughly two and a half times the height of Mount Everest.

    Source
  • Arts & Culture

    Roughly how many self-portraits did the Dutch painter Rembrandt create in paintings, etchings and drawings combined?

    Show answer and tips

    100 self-portraits

    Tip 1: He portrayed himself so often that the works form an intimate autobiography.

    Tip 2: More than 40 of them are paintings.

    Source
  • Science

    Roughly how many billion years old is the Earth?

    Show answer and tips

    4.5 billion years

    Tip 1: Radiometric dating of rocks and meteorites has pinned the age down fairly precisely.

    Tip 2: It is between 4 and 5 billion years, and about a third of the age of the universe.

    Source
  • Society

    Into how many autonomous (sui iuris) churches is the Catholic Church organized, counting the Latin Church and the Eastern Catholic Churches?

    Show answer and tips

    24 churches

    Tip 1: One large Western church sits alongside a number of smaller Eastern churches.

    Tip 2: The count is more than 20 but fewer than 30.

    Source
  • History

    At its peak around 117 AD under Emperor Trajan, roughly how many million square kilometres did the Roman Empire cover?

    Show answer and tips

    5 million km²

    Tip 1: At its height the empire ringed the Mediterranean Sea.

    Tip 2: The area is smaller than that of modern Brazil's 8.5 million km² but bigger than Western Europe's.

    Source
  • Nature

    How many million years ago did the last mass extinction, which wiped out the non-avian dinosaurs, occur?

    Show answer and tips

    66 million years

    Tip 1: A large meteorite impact is thought to have triggered it.

    Tip 2: It is well after the breakup of Pangaea but long before humans appeared; think of a number in the tens of millions.

    Source
  • Arts & Culture

    In what year were both the Avignon Festival and the Edinburgh Festival Fringe established?

    Show answer and tips

    1947

    Tip 1: Both were founded in the years right after the Second World War.

    Tip 2: It was in the late 1940s.

    Source
  • History

    In what year was the Union Jack adopted as the national flag of the United Kingdom?

    Show answer and tips

    1801

    Tip 1: This followed the political union of Great Britain with Ireland.

    Tip 2: It happened in the first years of the 19th century.

    Source
  • Science

    In what year did Albert Einstein propose and publish his general theory of relativity?

    Show answer and tips

    1915

    Tip 1: It came about a decade after his special relativity paper.

    Tip 2: It was in the middle of the First World War.

    Source
  • Geography

    How high is Pico da Neblina, the highest point in Brazil, in metres?

    Show answer and tips

    2,994 metres

    Tip 1: It lies near the border with Venezuela in the Amazon region.

    Tip 2: It is well below 3,500 metres, and far lower than many peaks in the Andes.

    Source
  • Science

    In the Gregorian calendar's 400-year cycle, how many years are leap years?

    Show answer and tips

    97 years

    Tip 1: Century years are leap years only if divisible by 400.

    Tip 2: It is slightly fewer than one year in four, so a bit under 100.

    Source
  • History played 1×

    In what year did Isaac Newton first publish his three laws of motion in the Principia Mathematica?

    Show answer and tips

    1687

    Tip 1: It was in the late 17th century.

    Tip 2: It came just before the Glorious Revolution in England.

    Source
  • Technology

    How many machine tools were used in the production of the Ford Model T?

    Show answer and tips

    32,000 machine tools

    Tip 1: Ford pioneered mass production using special-purpose machines.

    Tip 2: The figure is in the tens of thousands.

    Source
  • Science

    How many watts are there in one official horsepower?

    Show answer and tips

    746 watts

    Tip 1: James Watt's horse-based unit is still used for engines and cars.

    Tip 2: It is a bit more than three-quarters of a kilowatt.

    Source
  • Technology

    Designed in 1981, the IPv4 internet addressing system can address up to roughly how many billion hosts?

    Show answer and tips

    4.3 billion

    Tip 1: It uses 32-bit addresses, and the world has long since run short of them.

    Tip 2: It is fewer than the number of people alive today, but more than 4 billion.

    Source
  • Science

    Continental lithosphere, the rigid outer shell of Earth under the continents, is typically about how many kilometres thick?

    Show answer and tips

    200 km

    Tip 1: Oceanic lithosphere is thinner than continental lithosphere.

    Tip 2: Oceanic lithosphere averages around 100 km thick, and the continental kind is thicker than that.

    Source
  • Nature

    Roughly how many species of plants are carnivorous, like the Venus flytrap and sundews?

    Show answer and tips

    630 species

    Tip 1: Carnivorous plants are a tiny fraction of all plant species.

    Tip 2: There are several hundred of them, but fewer than a thousand.

    Source
  • History

    In what year was the French philosopher René Descartes born?

    Show answer and tips

    1596

    Tip 1: He was born in the late 16th century.

    Tip 2: He died in 1650, in his early fifties.

    Source
  • Science

    Currently, about how many days does it take from the March equinox to the June solstice (to two decimals)?

    Show answer and tips

    92.75 days

    Tip 1: It is a bit more than three months.

    Tip 2: It is the second longest of the four equinox and solstice intervals, but longer than 90 days.

    Source
  • Arts & Culture played 1×

    In what year was Leo Tolstoy's novel War and Peace published?

    Show answer and tips

    1869

    Tip 1: It appeared in the second half of the 19th century.

    Tip 2: It came out less than a decade after Russia freed its serfs in 1861.

    Source
  • Geography

    The highest point in the city of Moscow is Teplostan Upland. How many metres above sea level is it?

    Show answer and tips

    255 metres

    Tip 1: Moscow sits on a fairly flat plain.

    Tip 2: The main weather station in Moscow is at 156 metres, and the highest point is not far above it.

    Source
  • Geography

    The Dead Sea is the lowest lake in the world. How many metres below sea level is its shore?

    Show answer and tips

    418 metres

    Tip 1: It lies between Jordan, Israel and Palestine.

    Tip 2: It is the lowest land surface on Earth, a few hundred metres below sea level.

    Source
  • Science played 1×

    Theodore Maiman's first working laser used a ruby crystal to make red light. What was its wavelength in nanometres?

    Show answer and tips

    694 nm

    Tip 1: Red visible light lies roughly between 620 and 750 nm.

    Tip 2: It was deep red, toward the longer end of the visible range.

    Source
  • Society

    A study of conflicts in 13 countries from 1955 to 2002 found what percentage of violent war deaths were male?

    Show answer and tips

    81%

    Tip 1: The large majority of these deaths were male.

    Tip 2: It was more than four in five, but not nine in ten.

    Source
  • Geography played 1×

    South Asia has a total area of how many million square kilometres?

    Show answer and tips

    5.2 million km²

    Tip 1: It is one of the most densely populated regions on Earth, but not very large.

    Tip 2: It is roughly half the area of Canada and about a tenth of Asia.

    Source
  • History

    When the Persians invaded Greece in 480 BC, how many Greek city-states formed a coalition to resist them?

    Show answer and tips

    31 city-states

    Tip 1: Athens and Sparta were both members of the coalition.

    Tip 2: Only a small minority of the many hundreds of Greek city-states joined.

    Source
  • Society

    In what year did Norway make surnames compulsory?

    Show answer and tips

    1923

    Tip 1: It was one of the last countries in Scandinavia to require them.

    Tip 2: It happened in the 20th century, between the two world wars.

    Source
  • Society

    Cooking with polluting fuels and technologies causes how many million premature deaths each year?

    Show answer and tips

    3.8 million

    Tip 1: Household air pollution is a major killer worldwide.

    Tip 2: It is more than the annual deaths from malaria, but fewer than 5 million.

    Source
  • Technology

    A battery electric vehicle contains around how many kilograms of copper and copper alloys?

    Show answer and tips

    91 kg

    Tip 1: A petrol or diesel car contains much less copper.

    Tip 2: An internal combustion car had about 24.5 kg in 2023, and an electric one has several times that.

    Source
  • Science

    In what year did Adrien-Marie Legendre first describe the method of least squares?

    Show answer and tips

    1805

    Tip 1: It was in the early 19th century.

    Tip 2: It was the year of the Battle of Trafalgar.

    Source
  • Nature

    The oldest known fossilized skin, possibly from an ancient reptile, is about how many million years old?

    Show answer and tips

    289 million years

    Tip 1: It dates from before the dinosaurs.

    Tip 2: It is from the Permian period, a bit before 300 million years ago.

    Source
  • Nature

    The roundworm C. elegans has exactly how many neurons in a hermaphrodite?

    Show answer and tips

    302 neurons

    Tip 1: Its whole nervous system has been mapped.

    Tip 2: Males have 383, more than hermaphrodites, but both are in the hundreds.

    Source
  • Science

    In 2019, about how many million people worldwide were affected by major depression?

    Show answer and tips

    264 million people

    Tip 1: It is the most common of the mental disorders listed globally.

    Tip 2: It is several times as many as those with dementia (about 50 million).

    Source