› added 9 years ago

7011

TIL Alligators will give manatees the right of way if they are swimming near each other.

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via reddit.com

O4Vg TIL that for hundreds of years, “Computer” was a job title for a person who did math problems all day.
kOnQ1 TIL in 2016 the U.S. health department stopped recommending flossing because it has "no proven benefits"
d8Qj9 TIL back in the 1700s, doctors would literally blow smoke up people’s asses to resuscitate them
9kmM TIL J.K. Rowling was the first ever person to become a billionaire (in US dollars) by writing books
v1wbD TIL: Handshakes originated as a way to see if the person you met was armed. You took their hand to see if it was empty and shook it to confirm they had no weapons up their sleeve.