› added 3 hours ago

TIL the tiny white dots you see in the blue sky are your white blood cells moving through the small blood vessels in front of your retina.

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Z0AY TIL when Sitting Bull was killed in a gunfight by agents attempting to arrest him, His Horse-which was gifted to him by Buffalo Bill - heard gunshots and began performing its Wild West Routine, getting on its haunches and dancing. It was believed that the slain chief’s spirit had entered his horse.
BrdKb TIL that the song "... Baby one more time" was actually written for the girl band TLC, it was suggested to Britney after the band rejected it
D1aXV TIL ants will refuse “medical” help from their colony if they know they are mortally wounded. Rather than waste the colony’s resources and energy on futile rehabilitation, the wounded ant flails its legs forcing help to abandon them.
mxGKo TIL, in the 1700's you could get admission to the London Zoo by bringing a dog or cat to feed to the lions.
Zp0ZD TIL the highest temperature ever reached is 4 trillion Celsius degrees. Scientists used a giant atom smasher to reach it for a few milliseconds. It was so hot that even protons and neutrons melted. They believe a similar temperature was reached during the milliseconds that followed the Big Bang.