› added 6 years ago

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TIL blood appears green when at 50 feet or more underwater. This is because all of the red wavelengths in sunlight get absorbed in the first ten or twenty feet or so, but greens and blues get absorbed much more slowly.

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JYoe8 TIL in the Mongol army if one soldier ran from danger in battle he would be killed along with the nine comrades in his unit
QNQOX TIL Rapunzel Syndrome is a rare medical condition where engested hair extends past the small intestine, forming the apperance of a "tail"
xV5m7 TIL that the Guanches, the native people of the Canary Islands, had, despite living on, obviously, islands, no knowledge of constructing boats or navigating them. This led to the development of seven different cultures on the seven Canary Islands.
j6j6M TIL about Operation Nemesis, a secret plan executed by Armenia to hunt down and assassinate perpetrators of the Armenian Genocide. The assassins successfully killed 11 of the highest ranking officials responsible for orchestrating the genocide across at least 5 different countries.
KOxVG TIL the song "Respect" was popularized by Aretha Franklin, but it was originally composed and recorded by the man Otis Redding, and it was about a man getting respect from his girlfriend