› added 1 month ago

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TIL that octopuses have three hearts—two pump blood to the gills, while the third pumps it to the rest of the body. What's even crazier? The heart that pumps to the rest of the body actually stops beating when the octopus swims!

Read more wikipedia.org

via reddit.com

wL7NJ TIL of Otokichi, a Japanese sailor who was shipwrecked and drifted to the Pacific Northwest in 1834. He stayed with the native Makah tribe before the local British agent sent him to London. He then moved to Macao and worked for the British, only returning to Japan twice more (once in disguise).
QJyep TIL an AI named Cyc became confused by a story of a man shaving. The AI understood that people do not contain any electronic parts, but considered the man holding the electric razor as one entity, and asked if he was still a person while he was shaving.
WdQY TIL just 16 years after being forcibly relocated on the Trail of Tears, the Choctaw Nation donated $170 to help the starving victims of the Irish potato famine in 1847
v14D7 TIL the color of the Sun is a composite of all visible frequencies of light which makes it perfectly white. We see it yellow because of the Earth's atmosphere. In space the sun looks white.
wAr1 TIL that the IKEA HQ in Delft, Netherlands had to stop offering their €1,- breakfast during the weekends because the highways couldn’t handle the traffic it attracted.