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Trillions upon trillions of viruses fall from the sky each day.

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eQ1D TIL that the assertion from Jurassic Park that T-Rex was unable to see anything not moving is false and a study suggests that they even had better vision than modern day hawks and eagles.
6NQQ TIL obsidian is one of the earliest materials used for knife blades. 2.6 million years latter surgeons still use obsidian for scalpels as it is sharper than any other material in use and is noted to cut more cleanly so as to not leave a scar.
6E11Y TIL A turquoise lake in Siberia is nicknamed the "Novosibirsk Maldives" because of how tropical it looks. Popular with Instagrammers, it is actually a power plant's ash dump and caused by calcium salts and other metal oxides
nWVyo TIL that ants can grow their own food, keep livestock, teach their younglings, bury their dead, wage wars, medevac and care for their injured, keep slaves and build massive cities and supercolonies spanning several continents
9YkkD TIL In 2005 canadians campaigned to ban comic sans