› added 12 years ago

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TIL humans were almost certainly deep-sea fishing over 42,000 years ago.

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via reddit.com

Y7BYZ TIL that the word RATIO is semantically related to the word RATIOnal, so an irRATIOnal number is a number that cannot be expressed as a RATIO of two integers. (Sorry for the reworded repost. My last post had the etymology wrong, but apparently it's worth reposting because it helped a lot of people!)
kOZW1 TIL that Siri, Apple's voice assistant, actually starred in a movie. In The Lego Batman Movie (2017), she is the voice of The Bat-Computer, or 'Puter as Batman calls her.
PYyWO TIL that it was widely assumed that infants felt no pain and they routinely underwent major surgeries without anesthesia up until infant pain was formally recognized in 1987.
W7vKN TIL That Torula Yeast, an ingredient in many foods including Planters Dry Roasted Peanuts, is a product created by wood pulp production.
m1w6R TIL Why the Can Opener Wasn’t Invented Until Almost 50 Years After the Can