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TIL Under particular conditions, some volcanic vents can produce large visible smoke rings

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d8kpB TIL that Einstein hated wearing socks. In a letter to his wife he said that the reason he stopped wearing them was because his big toe always ended up making a hole in them.
NKEJ TIL in 1898 Andrew Carnegie offered President McKinley $20 million to free the Philippines instead of annexation. The US paid Spain $20 million to annex the Philippines at the end of the Spanish-American war, sparking the Philippine-American war that cost at least 200,000 Filipino civilian lives.
R7y4 TIL Winnie-the-Pooh is not actually Pooh’s real name. His real name is Edward Bear.
jVZN TIL, among other health benefits, wasabi kills e-coli and other food born bacteria.
9YYj6 TIL that Songdo City in S. Korea uses pneumatic tubes in all apartments to transport waste to a central disposal center