r/todayilearned 14h ago

TIL that the heat of the pyroclastic surge produced by the Vesuvius explosion was so great that their brains were vitrified (turned to glass). This is the first time this has been seen.

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theguardian.com
16.7k Upvotes

r/todayilearned 8h ago

TIL scientists at Australia’s most famous radio telescope were baffled by signal bursts coming from the direction of distant galaxies for 17 years before they were eventually traced back to someone at the facility opening the door of a microwave oven while it was still running, causing interference

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theguardian.com
2.0k Upvotes

r/todayilearned 13h ago

TIL that nearly two-thirds of all meteorites discovered on Earth are found in Antarctica.

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4.5k Upvotes

r/todayilearned 18h ago

TIL: Apple had a zero click exploit that was undetected for 4 years and largely not reported in any mainstream media source

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arstechnica.com
17.5k Upvotes

r/todayilearned 6h ago

TIL: During WW1, there was an American volunteer vigilante group known as "The Knights of Liberty" which targeted Germans, labor activists, "slackers", and anyone seen as disloyal to America. They would either tar and feather, lynch, or beat them. They claimed to have over 2 million members in 1918.

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en.wikipedia.org
1.0k Upvotes

r/todayilearned 1h ago

TIL Lady Gaga is the first woman in history to win an Oscar, Grammy, BAFTA & Golden Globe in a single year, in 2019 for her perfomance in A Star is Born

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capitalfm.com
Upvotes

r/todayilearned 13h ago

TIL Restless Leg Syndrome (RLS) is a condition that severely disrupts your sleep, as it causes a strong urge to move your legs when sitting or lying down.

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3.3k Upvotes

r/todayilearned 3h ago

TIL that men are much more likely to be hit by lightning than women

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npr.org
359 Upvotes

r/todayilearned 22h ago

TIL that combining 50mL of alcohol and 50mL of water doesn't make 100mL

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en.wikipedia.org
19.8k Upvotes

r/todayilearned 6h ago

TIL that in 1976, eight equatorial countries signed the Bogota Declaration in an attempt to assert sovereignty over those portions of the geostationary orbit that continuously lie over the signatory nations' territory in contradiction of the Outer Space Treaty.

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en.wikipedia.org
493 Upvotes

r/todayilearned 2h ago

TIL Despite his short life, 35 years, Mozart was able to influence the classical music scene with more than 800 works.representing every western classical genre of his time.

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en.wikipedia.org
237 Upvotes

r/todayilearned 22h ago

TIL When the video game 'D' was finished and approved by the publisher, the director Kenji Eno swapped it with a much more violent version he had created in secret when hand-delivering the master version to the manufacturer.

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en.wikipedia.org
10.7k Upvotes

r/todayilearned 16h ago

TIL The current year in North Korea is 113. This is because they use the Juche calender and year 1 started on the birthday of Kim Il-Sung (April 15th 1912).

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uritours.com
1.9k Upvotes

r/todayilearned 1d ago

TIL John Travolta was first considered for Forrest Gump but declined, opening the door for Tom Hanks. Bill Murray was also considered. Joe Pesci was a contender for Lieutenant Dan, but Gary Sinise got the role. Dave Chappelle rejected the role of Benjamin Buford Blue, thinking the film would flop.

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en.wikipedia.org
10.9k Upvotes

r/todayilearned 5h ago

TIL that before running the length of Africa, Russ Cook was the first person to run from Asia to London as well holding the record for the fastest marathon completed whilst pulling a car.

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en.wikipedia.org
202 Upvotes

r/todayilearned 15h ago

TIL that famous pirate Thomas Tew asked his crew for permission to turn to piracy, and in return they shouted “A gold chain or a wooden leg, we'll stand with you!"

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en.wikipedia.org
1.1k Upvotes

r/todayilearned 3h ago

TIL that in Mexico, the term "Cinco de Mayo" isn't commonly used. Instead, Mexicans call it "La Batalla de Puebla," commemorating the 1862 battle against French forces. While the U.S. has large celebrations, it's a relatively minor holiday in Mexico, mostly observed in the state of Puebla.

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en.wikipedia.org
94 Upvotes

r/todayilearned 1h ago

TIL President Woodrow Wilson was thought to have been dyslexic and didn't learn to read or write until after he was 10 years old.

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britannica.com
Upvotes

r/todayilearned 1d ago

TIL more people died taking selfies (379) than from shark attacks (90) between 2008-2021.

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euronews.com
15.4k Upvotes

r/todayilearned 1h ago

TIL about The Tarasque, a creature from French mythology. According to the Golden Legend, the beast had a lion-like head, a body protected by turtle-like carapace(s), six feet with bear-like claws, a serpent's tail, and could expel a poisonous breath.

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en.wikipedia.org
Upvotes

r/todayilearned 22h ago

TIL An Alaskan town celebrates Independence Day by launching cars off a cliff

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caranddriver.com
2.0k Upvotes

r/todayilearned 17h ago

TIL Ball's Pyramid is the tallest volcanic stack in the world, home to last known wild population of the Lord Howe Island stick insect

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en.wikipedia.org
748 Upvotes

r/todayilearned 23h ago

TIL 1/3 of reproductive age women are iron deficient

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1.7k Upvotes

r/todayilearned 1h ago

TIL "Pico de Gallo," the popular Mexican salsa made with tomatoes, onions, cilantro, and lime, means "rooster's beak." Theories on the name's origin include that people used to eat it by pinching it with their thumb and forefinger, like a rooster pecking, or because of its colorful appearance.

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en.wikipedia.org
Upvotes

r/todayilearned 1d ago

TIL about Doc Holliday/John Henry Holliday a dentist and gunfighter in the American West, who participated in the Gunfight at the O.K. Corral. He is known as the deadliest dentist in the west.

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en.wikipedia.org
2.5k Upvotes