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TIL two surfers Andrew Cooper and Alex Schulze started the 4ocean movement and now has 27 operations around the world and has collected 4 million pounds of trash since 2017.

Read more 4ocean.com

via reddit.com

mxPgR TIL that Wilson Greatbatch invented the implantable pacemaker – but he didn’t mean to. He was attempting to build a device that recorded heart rhythms, but after he misassembled the contraption, he noticed that it was giving off a heartbeat-like pulse. The pacemaker went on to save millions of lives
eOon TIL: Obesity is strongly correlated with low IQ in children
4XP4g TIL about Earth’s oldest known natural Nuclear Reactor, located in Oklo, Gabon. It's around two-billion years old, and was thought to have been active for several thousand years. Its average power output was 100 kilowatts, enough to run a few dozen toasters.
kJ64E TIL Leonardo Da Vinci stole dead bodies to better understand human anatomy
9XP6 TIL: The average human poops $13 in precious metals per year