› added 9 months ago

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TIL there were uncontacted aboriginees living in Australia up until the 1980s with no knowledge of clothing or sugar

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7Llb TIL If you earn more than US$21,000 a year, you are part of the richest 4% of the planet.
gMMx8 Gravitational waves — ripples in the fabric of space-time — are a big deal in the world of science. Here's a video that helps explain how they work.
j64lE TIL about Alan Magee, an American airman during WWII. In 1943, he was on a bombing run over Saint-Nazaire, France, when his plane broke apart in mid-air and his parachute was torn. Magee blacked out from lack of oxygen and survived a 22,000-foot fall by crashing through a train station's glass roof.
ZpZED TIL Deaf people each have unique “name signs” given by a friend or family member, and per the culture only a deaf person can give a hearing person their own special name sign
kJWn5 TIL about Frazer Lockhart and the Rocky Flats Cleanup Team. Rocky Flats was a nuclear weapons production facility with enough radioactive waste to fill 90 miles of rail cars. Frazer Lockhart, a DoE employee cleaned it up $30 billion under budget and 60 years ahead of schedule.