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196

TIL the human brain remains half awake when sleeping in a new environment for the first time.

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XEZ4r TIL After his moon landing, Neil Armstrong was put in quarantine for several weeks. Scientists were afraid that he may have picked up a foreign bacteria while he was in space. He spent the majority of that quarantine time playing his ukulele.
4oGb TIL in 2012 hurricane Isaac caused the Mississippi river to flow backwards for 24 hours
Meeeb TIL That in Hara, Ethiopia, Hyenas and humans have a unique relationship. At night, two Hyena clans fight outside for access to the city. The people do not fear the hyenas and give the winning clan leftover meat that they believe hyenas consume to rid the city of bad spirits.
woM8P TIL in 1048 Emperor Jingzong of Western Xia seduced his son Ningling Ge's wife, lady Muoyi & conferred upon her a title of Empress. Then after he was told to kill his dad, Ge broke into his father's chambers but only managed to cut off his nose. However, his dad succumbed to the wounds 2 days later.
j6jYj TIL A brown dwarf star is 13 to 80 times the size of Jupiter but doesn't have enough mass to fuse hydrogen (they can fuse deuterium and massive ones can fuse lithium). Because of the lack of energy some brown dwarfs put out little to no light and can have a surface temperature as low as -23C (-10F).