› added 7 years ago

150

TIL Switzerland has enough nuclear fallout shelters to accommodate the entire population.

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via reddit.com

OoAMg TIL that sunlight provides a protective effect against influenza and other viruses
a8dWN TIL that the largest urban area by population outside of Asia is São Paulo, Brazil
Zpe5B TIL that embryos can be frozen for decades before being successfully born!
Zp0Lo TIL that the B-2 bomber includes an upward facing light sensor, which alerts the pilot to increase or reduce altitude to match the underside paint job to the changing illuminance of the sky to also make it visually stealthy.
5YpJp TIL that in Friday the 13th (1980) an actual snake was killed in the scene where one is found in one of the camper's cabins. The snake's handler, who was unaware of the snake's fate, was incredibly upset and had to be held back by crew members after it happened.