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TIL Liquid Helium is the perfect element to keep the superconductive magnets in MRI machines cold

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via reddit.com

7re7O TIL that airplanes will perform a "fuel dump" if they need to land earlier than expected. This is because airplanes can take off with more weight than they can land with, and the fuel makes of 80% of the aircraft's weight at takeoff.
Kv6R TIL: An unfortunate Korean was forced to fight for the Japanese, captured by the Russians and forced to fight on the Eastern Front where he was captured again by the Germans and forced to fight on the Western front where he was finally captured by the American Army.
OoQKY TIL Indian law says there should be a polling place within 2 km (1.25) of each citizen, so authorities have to set up a polling station in a lion infested forest for ONE MAN
KYA4J TIL Saccharin(sweetener in Sweet'n Low) is derived from coal tar
LkYEd TIL that 90% of Americans support the inscription "In God We Trust" on U.S. coins.