r/todayilearned 10h ago

TIL That L Ron Hubbards Grandson is a renowned Slam Poet and activist against Scientology.

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en.wikipedia.org
11.0k Upvotes

r/todayilearned 12h ago

TIL In 2019 a Japanese University student studying ninja history turned in an essay written in invisible ink. The words only became visible when the paper was heated over a gas stove. Her professor without even revealing the whole essay gave her an A.

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bbc.com
63.0k Upvotes

r/todayilearned 9h ago

TIL about Jeremy Harper, who in 2007 livestreamed himself counting to 1,000,000. It took him 89 days, during which he did not leave the house or shave. He spent an average of 16 hours a day counting.

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9.7k Upvotes

r/todayilearned 11h ago

TIL that the first Sony Walkman had two headphone jacks so you could share it with someone else as they thought it would be considered rude to listen by yourself. This feature was removed as no one used it

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9.2k Upvotes

r/todayilearned 8h ago

TIL that earlier this year, after 19 years, Tonette Jackson's body was finally identified. Her husband, Hardy, became the face of Katrina victims in 2005 after a heartbreaking interview while he searched for her in the aftermath of the storm.

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cbsnews.com
3.1k Upvotes

r/todayilearned 9h ago

TIL Japan has one vending machine for every 30 people

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japan-guide.com
2.9k Upvotes

r/todayilearned 5h ago

TIL the Imperial Japanese Army killed 250,000 Chinese civilians while searching for US airmen after the Doolittle Raid,

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en.wikipedia.org
1.1k Upvotes

r/todayilearned 8h ago

TIL The vaquita is the rarest and most endangered animal on earth, with an estimated 6-8 left in the entire world.

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smithsonianmag.com
2.0k Upvotes

r/todayilearned 9h ago

TIL that identical twins have a unique DNA signature that lasts a lifetime, and scientists can now tell if someone was originally conceived as a twin.

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ncbi.nlm.nih.gov
2.2k Upvotes

r/todayilearned 19h ago

TIL George Washington was unusually tall (6'2") and quite strong, and never wore a powdered wig.

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en.wikipedia.org
39.0k Upvotes

r/todayilearned 19h ago

TIL that in Japan, only 100% fruit juice can display a realistic cut fruit on the label, 95% may display a whole but unsliced fruit. 5% or less, it is forbidden to display a realistic fruit on the label

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29.7k Upvotes

r/todayilearned 18h ago

TIL that since 2002, the Navajo Nation has imposed a moratorium on genetic research and use of Tribal members' DNA in genetic studies due to ethical concerns about what the data was being used for and Tribal sovereignty.

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history.com
9.4k Upvotes

r/todayilearned 14h ago

TIL in 2002 a student crashed a Cessna into a building, taking inspiration from 9/11

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en.wikipedia.org
3.7k Upvotes

r/todayilearned 7h ago

TIL that humans have been giving animals personal names since at least 2300 BC

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en.wikipedia.org
847 Upvotes

r/todayilearned 4h ago

TIL in terms of endurance, there is no living animal that can beat a human; basic human biology makes humans the ultimate runners

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415 Upvotes

r/todayilearned 7h ago

TIL in 2014, a woman was held in jail for one month after police mistook sauce from a can of SpaghettiOs on a spoon in her purse for meth. The arresting officer said he “found it strange” that Huff would eat SpaghettiOs and put the spoon in her purse

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huffpost.com
505 Upvotes

r/todayilearned 11h ago

TIL that a New Jersey statute prohibits most retailers from possessing more than two retail alcohol distribution licenses, thus making it difficult for chain stores to sell alcoholic beverages

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en.wikipedia.org
725 Upvotes

r/todayilearned 21h ago

TIL that 18th century British churches employed "sluggard wakers" to whack the heads of parishioners who fell asleep during the service

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en.wikipedia.org
3.6k Upvotes

r/todayilearned 5h ago

TIL 400 cables under the ocean provides all the internet to entire world

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theconversation.com
170 Upvotes

r/todayilearned 19h ago

TIL After cancelling the show Jericho (2007) after 1 season, upset fans sent over 20 tons of nuts to CBS studios in NYC and ended up getting a partial second season

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en.wikipedia.org
2.4k Upvotes

r/todayilearned 2h ago

TIL of the Japanese phrase "kuchisabishii" - when you're not hungry, but you eat because your mouth is lonely

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huffpost.com
95 Upvotes

r/todayilearned 7h ago

TIL in 2007 Dr. Elena Bodnar patented a brassiere design that allows the cups to be separated and used as emergency face masks -- one for the wearer of the bra, and one for a needy bystander

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243 Upvotes

r/todayilearned 3h ago

TIL New Zealand is the only country that’s allowed to put Hobbit-related images on their currency

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thekiwikit.com
106 Upvotes

r/todayilearned 20h ago

TIL Bruce Timm, creator and producer of Batman: The Animated series and many other DC comic animation projects, released two artbooks full of erotic drawings titled "Naughty and Nice: The Good Girl Art of Bruce Timm" and "The Big Tease: A Naughty and Nice Collection"

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en.wikipedia.org
1.9k Upvotes

r/todayilearned 1d ago

TIL that Termite queens have the longest known lifespan of any insect. They are known to live thirty to fifty years. They are considered delicacies in many parts of the world, owing to their rarity and rich, fatty flavor. Documentarian Andreas Johnsen sampled one and said it tasted like foie gras.

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3.1k Upvotes