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TIL a shark helped another shark give birth at an Auckland, New Zealand aquarium in 2009. The first shark bit the abdomen of the second, freeing the pups inside. One aquarium staff member said "It had to bite a certain part to let them out and do it without killing the babies or her."

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via reddit.com

xj95 TIL that İhsan Sıtkı Yener designed a Turkish keyboard layout after studies were made on letter frequencies and finger anatomy along with Turkish Language Association, which resulted in Turkey breaking countless world records in typewriting championships since its invention in 1955
xpno TIL In 2009, scientists at India’s Defense Research and Development Organization announced plans to use ghost peppers in hand grenades, as a non-lethal way to flush out terrorists from their hideouts. It would also be developed into pepper spray as a self-defense/anti-rape product.
R1l1 TIL that the color you see in total darkness is not black, but a dark gray called “eigengrau”.
ADRPw TIL "Jump Jim Crow" is a song & dance from 1828 that was done in blackface by white minstrel performer Thomas Dartmouth (T. D.) "Daddy" Rice. The term Jim Crow had become a pejorative term for African Americans by 1838 and from this the laws of racial segregation became known as Jim Crow laws
WRDd TIL: Physicist Alan Sokal wrote a mock paper full of made up gibberish in the style of post-modernist philosophers and managed to get it published to prove that some philosophers are bullshitters.