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TIL Gravity ISN'T a force, as we can't distinguish between being still, moving at constant speed or falling (as all objects fall at the same speed when there aren't other involucrase forces). This is called the Equivalence principle. Here you can see some information about it:

Read more wikipedia.org

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NXANP TIL of the Bradford City stadium fire, in 1985, that killed 56 people and injured at least 276. A small fire started in a corner of the wooden stand and within 4 minutes engulfed the entire stand, trapping people in their seats.
yGPv TIL The word “echo” comes from Greek Mythology - Hera was so annoyed she punished Echo by taking away her voice, except in repetition of another’s shouted words. Thus, all Echo could do was repeat the voice of another.
nAXb TIL in 1830, the annual per capita consumption of alcohol by Americans had climbed to more than five gallons. At the time Americans believed liquor was nutritious and stimulated digestion. It was also consumed to help wash down poorly cooked, greasy, salty, and sometimes rancid food.
lol95 TIL that the CIA was involved in the arrest of Nelson Mandela. They even believed him to be “the world’s most dangerous communist outside of the Soviet Union.”
ReW8 TIL Subotai was the primary General of Genghis Khan during the Mongolian conquest of Asia. He directed more than twenty campaigns in which he conquered thirty-two nations and won sixty-five pitched battles, during which he conquered or overran more territory than any other commander in history.