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417

TIL that Limestone powder is poisonous.

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via reddit.com

wMKY TIL if humans only ate raw, unprocessed food, we would need to eat for 9.3 hours a day in order to fuel our brains.
QJaKk TIL A study of robot aesthetics has found non-human-like machines gather positive emotional responses from viewers, while humanoid objects that imperfectly resemble human beings produces feelings of eeriness and revulsion in observers. This dip in positive responses is called the Uncanny Valley.
NX5Gb TIL that the Doomsday Vault contains samples of opium poppy (Papaver somniferum) and catnip (nepeta cataria) seeds.
NX70b TIL Bohemian waxwing can eat huge numbers of berries, more than double its own weight. Their large liver helps convert sugar to energy. They can metabolise ethanol produced from the fermentation of those sugary fruits more efficiently than humans, but may still become intoxicated, sometimes fatally
axEo TIL Mountain gorillas are naturally afraid of chameleons and nobody knows why.