› added 9 years ago

243

TIL honeybees can recognize individual human faces.

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E1Kg7 TIL that the Postal Service once printed 3 billion stamps featuring the Statue of Liberty, before realizing that the picture was actually of the Las Vegas replica
9YeRp TIL that the Latin name of a ferret is Mustelidae putorius furo, which translates to “stinky mouse thief”
8eam4 TIL that the first nuclear submarine used wooden bearings for its propeller; Lignum Vitae is the hardest traded wood, fourth hardest wood ever discovered, and is "self oiling".
pdn8 TIL that if you don’t sleep, your brain cells soak in their own filth. Sleep may clear out nervous system metabolites, which are waste products that can be toxic.
0wka1 TIL the first animal to ask an existential question was from a parrot named Alex. He asked what color he was, and learned that it was "grey".