› added 6 years ago

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TIL Members of a chimpanzee troop in Senegal have been observed by scientists fashioning tree branches into spears and using them as hunting tools.

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6E1y7 TIL That Antarctica was originally called Terra Australis until the nineteenth century, when the colonial authorities in Sydney removed the Dutch name from New Holland. Instead of inventing a new name to replace it, they took the name Australia from Antarctica leaving it nameless for eighty years.
4Xp8R TIL popcorn became popular during the Great Depression because it was fairly inexpensive.
MejZV TIL the most costly heist in Canadian History was of nearly 3,000 tons of Maple Syrup
Oo5p6 TIL that Volvo invented the three-point seatbelt, then gave the invention away for free. They decided it was too important of an invention to keep to themselves.
VBwAk TIL From 1812-1814, Joseph Fraunhofer studied the spectrum of solar light passing through a thin slit and recorded 500 dark lines. Newton missed seeing dark lines in 1666 because he shone light from the whole solar disk through a circular hole into his prisms