› added 4 years ago

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TIL that 90% of people (trichromats) see about 1 million colors, but the others, (tetrachromats) have a genetic mutation and therefore see an incredible 100 million colors. This happens more in women, with nearly 12% of women having this fourth color perception channel.

Read more healthline.com

via reddit.com

VB0XD TIL that three years after winning gold at the 2004 Olympics, wrestler Rulon Gardner and two friends’ plane crashed into Lake Powell Utah. The three men swam an hour to the shore through 44F (7C) degree water to the shore and waited all night without shelter for rescue. All three men survived.
vGw4 TIL That African Time is a real thing. Instead of being a Time Zone, it is a perceived cultural tendency, in most parts of Africa, toward a more relaxed attitude to time.
VMYBG TIL that 4chan found the unknown location of a flag that Shia LaBeouf placed for his HWNDU project using only the live stream of the flag by studying the weather and the flight patterns of airplanes flying in the background in a little over 37 hours.
QJRwp TIL of the violent episode of the civil rights movement, the Orangeburg Massacre. On February 8, 1968, a civil rights protest at South Carolina State University turned deadly when 3 young men were killed, 28 people wounded, shot as they fled the assault by law enforcement.
VKED TIL that the Giant Tortoise failed to get a scientific name for 300 years after its discovery because it was so delicious that no one could bring a specimen back to Europe without eating it. This includes Darwin himself.