› added 6 years ago

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TIL about 20,000 year-old fossilized human footprints that were discovered in Australia. Those footprints indicated that the man who made them was running at the speed of a modern Olympic sprinter, which he did by running on sand while being barefooted.

Read more news.nationalgeographic.com

via reddit.com

6n48 TIL that stem cells inside your teeth can repair muscle, generate bone, and repair damaged cardiac muscle after a heart attack
ma7y TIL in 1995 a plain clothes Boston Police officer was brutally beaten by his fellow officers after they mistook him for a fleeing suspect. BPD officers tried to intimidate and harass him into staying quiet afterwards.
MeXl8 TIL Joe Kennedy, John F Kennedy's father, sold his entire stock portfolio before the 1929 crash because "a shoeshine boy gave him some stock tips. And He figured that when the shoeshine boys have tips, the market is too popular for its own good."
5YB89 TIL Hansen's soda is owned by Coca Cola.
KO6ER Today I Learned a Futurama writer with a PhD in applied math created a mathematical theorem just for the purpose of using it in a Futurama episode to expose young people to higher level math.