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TIL Scientists have discovered that the gut-infecting bacterium C. diff is evolving into two separate species, one group highly adapted to spread in hospitals. Researchers identified changes that allow it to thrive on a Western sugar-rich diet, evade common hospital disinfectants and spread easily.

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via reddit.com

980M TIL that there is so much coffee in Seattle that there is a measurable caffeine content in the Pacific Northwest’s waters.
8ama8 TIL Thomas Jefferson and George Washington happened to both be King George III's 11th cousin, once removed. They were leading a revolution against their own blood relatives.
j6N1a TIL of the Battle of May Island, a series of accidental collisions during WWI among Royal Navy vessels that resulted in 2 destroyed submarines, 3 damaged subs, 1 damaged cruiser, and 105 total deaths. No enemy forces were present.
EbOx TIL that George R.R. Martin had his GOT dragons have only two legs and a pair of wings instead of the traditional four legs and wings because he found it “more scientifically accurate”.
BrnxW TIL The Andromeda galaxy is the closest big galaxy to our Milky Way - located about 2.5 million light years from Earth. It is moving towards the Milky Way at a speed of 402,000 km/h. If nothing else happens, we expect a collision of two constellations in four billion years.