› added 4 years ago

87

TIL that in sensitive experiments, scientists have to use metal made before 1945 because the Cold War nuclear tests permanently made the atmosphere and as a result all manufactured metal too radioactive. Much of the metal is taken from sunken ships.

Read more wikipedia.org

via reddit.com

dlg9 TIL Steve didn’t leave Blue’s Clues to go to college… he left because he was going bald.
1a887 TIL a 2017 University of Iowa experiment concluded that pigeons can understand concepts of space and time, but not exactly how they do it. The birds “judged longer lines to also have longer duration and judged lines longer in duration to also be longer in length.”
E16aw TIL: The thorax fur of moths acts as a lightweight porous sound absorber, facilitating acoustic camouflage and offering a significant survival advantage against bats.
OP44 TIL in 2005, during a Muslim Pilgrimage in Baghdad, one man pointed to another and accused him of carrying explosives. 953 People died in the resulting stampede.
X0P6R TIL: After his death in 2002,MLB Hall of Fame Left Fielder Ted Williams’ children went against his wishes of cremation, instead electing to freeze his remains cryogenically leading to a lawsuit between his children.