› added 11 years ago

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TIL: Firefighters would hide in Ground Zero rubble so that dogs could find “survivors”. Constantly finding bodies was leading to high stress in the dogs as they thought they were failing.

Read more wbur.org

via reddit.com

69gAW TIL that contraceptives were prohibited in some states for married people until 1965 and for unmarried people until 1972.
b9vP4 TIL venomous and poisonous are different. If you bite it and die, it is poisonous. If it bites you and you die, it is venomous.
N7L0J TIL more of the USS Nimitz UFO incident that the Pentagon declassified. The UFO hit speeds of 42,000 MPH and left the pilots "pretty weirded out". It also appears to show similarities to a second incident in 2014 with the USS Theodore Roosevelt.
0Q7R TIL that a bullet fired from a rifled barrel spins at 300,000RPM (5000 rotations per second)
QYWL TIL of Walead Beshty, an artist who makes fragile glass and copper boxes and ships them to art galleries unprotected