› added 1 year ago

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TIL that a rocket engine startup company's plan for using mercury propellant to launch satellites ended up getting the UN global ban

Read more spectrum.ieee.org

via reddit.com

VBAwD TIL the British colonial regime in India criminalised entire communities under the 'Criminal Tribes Act'. The law subjected millions to arrest, resettlement and hard labour, often based on their nomadic or impoverished background.
1ejr TIL the world’s first speeding ticket was given to a man going 4x the speed limit. Walter Arnold, who was going 8mph in a 2mph zone, was caught by a policeman on a bicycle and fined one schilling.
Mevl0 TIL about a woman who received double hand transplant has regained nearly all function two years on
EnX TIL that, without the Moon, the Earth would spin at a rate of 6 hours full rotation
RNv6 TIL Researchers let 100 paper planes go 23 miles above Germany 2 years ago. Some have since been found in Canada, USA, Australia and South Africa.