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475

TIL that a rat laughs when you tickle them

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via reddit.com

16krP TIL about Grigori Perelman, who was the mathematician who solved the Poincaré Conjecture and refused any of the prizes that followed
6mQ7 TIL the world’s largest jellyfish – the lion’s mane – is longer than a blue whale.
kO1NB TIL that schizophrenic programmer Terry Davis designed a 64-bit operating system that he believes communicates with God.
GgvN TIL that six lionfish that escaped from an aquarium in Florida destroyed by Hurricane Andrew have now grown into a population so invasive they threaten reef fish habitations throughout the Caribbean.
OGj8e TIL in the 52 BCE Battle of Alesia, Julius Caesar’s troops built 25 miles of earthen walls in a few weeks, including spiked trenches, hidden pits, water-filled moats, wooden walls, stakes with iron hooks, and hundreds of lookout towers. The Gauls lost 290,000 troops, to Caesar’s 12,800 casualties.