› added 12 years ago

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TIL that in Disney universe, if an animal character wears clothes, he or she can own an animal character that doesn’t (courtesy of dr Neil DeGrasse Tyson)

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NX8Ke TIL the reason many naval mines have spikes on them is because each spike contains a glass vial of battery acid. When shattered, the battery acid then energizes a lead-acid battery (which doesn't have acid inside), which then powers the detonator.
XE05r “Screw you Apple, where the goddamn hell is my middle finger emoji?” can soon be conveyed in far fewer characters, thanks to the middle finger emoji that’s coming to your iPhone. But why did it take so long? Here’s how those middle fingers—and all emoji—make their way to your screens.
xVbl7 TIL that most Americans wake up between 6-6:30am and that by 5:30am 20% of people are awake.
b9J7N TIL that Flossie Wong-Staal was the first researcher to clone HIV. She also completed genetic mapping of the virus which made it possible to develop HIV tests.
nyBW TIL that cross writing was a popular technique used in the 1800s in order to conserve paper, as the resource had become scarce.