› added 10 months ago

27

TIL about Starfish Prime - a 1.4 Megaton nuke detonated 250 miles above the pacific ocean in 1962. The explosion was visible in Hawaii, and disrupted communications in Honolulu 900 Miles away. It also created its own radiation belts, and disabled 9 out of the world's 24 satelites at the time

Read more wikipedia.org

via reddit.com

v7K4 TIL a man was found alive in an air pocket on a sunk ship after three days of no water, no food, and in pitch black.
VM4oD TIL the line bisecting a crescent moon always points directly toward the sun
66aw TIL that separating bananas slows down ripening process
GYW91 TIL that in the 1908 London Olympics, the Russian team arrived 12 days late and missed their most favoured event because they were still following the Julian calendar rather than the Gregorian calendar.
JYmB1 TIL after new laws banning the use of inmates in experiments was passed, pharmaceutical company Phizer tested the volatile antibiotic Trovan on dozens of Nigerian children. The tests left children dead, disabled, and resulted in a hefty out of court settlement between Pfizer and the Nigerian people.