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TIL that the high you get from exercise isn’t from endorphins it’s from cannabis-like chemicals

Read more sciencedirect.com

via reddit.com

rNnjW TIL during the siege of Leningrad, scientists working at the world’s largest collection of seeds protected the seeds from the threats of the cold, the hungry residents of the besieged city, rats, and their own hunger. Twenty-eight of the botanists died during the siege, protecting their collection.
R7677 TIL that when the allied forces were at the edge of the city, Hitler ordered the destruction of Paris. The Nazi commander of Paris couldn’t bring himself to execute the order and surrendered the city a few days later.
YeEd TIL The Mormon Church takes in an estimated $7 billion a year from tithing.
8aZjV TIL Talky Tina of the Living Doll episode of The Twilight Zone was voiced by June Foray, who would go on to voice Rocky the Flying Squirrel
yxMX TIL the word “robot” was first used in a 1920 play and was derived from the Slavic word for “slave labor.”