› added 9 months ago

42

TIL. Astronauts left mirrors on the moon for scientists on earth to bounce lasers off.

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via reddit.com

l7dnr TIL of a manga about an AI girlfriend that predates AI girlfriends by three decades
QyKp TIL that the female brown trout fakes its orgasms in order to trick males into believing they successfully fertilised her eggs.
4kPOo TIL that in 2002 orthopedic surgeon Dr. David Arndt left a patient on the table mid-surgery (anesthetized and with an open incision) for 35 minutes while he left the hospital to deposit his paycheck at a nearby bank in Harvard Square.
p8rK8 TIL about "Brazilian Schindler"; Souza Dantas, an ambassador from Brazil in nazi-occupied France in 1940's, risked his life giving visas to hundreds of jews and others. Against the will of the Brazilian government at the time, he saved around 800 people from certain death.
D1Wyv TIL Of the bizarre "Huron King" nuclear test, which involved detonating an underground nuke, exposing a satellite in a special test chamber to radiation. The chamber was then dragged to safety before it fell in the crater