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TIL that the beautiful symmetry of a total solar eclipse happens because —by pure chance— the sun is 400 times larger than the moon, but is also 400 times farther from Earth, making the two bodies appear the exact same size in the sky.

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p8Pvb TIL that Michigan has a reservoir that works as a giant battery. It pumps up water from Lake Michigan at night using off peak power. When there is high electrical demand the water is released to produce hydroelectric power.
EXD0 TIL that plankton perform 45% of Earth’s photosynthesis, yet constitute less than 1% of its total plant mass
R50Zw TIL in high school, with his imposing physique and mustache, most of Dwayne “the Rock” Johnson’s classmates thought he was an undercover cop.
9wbdm TIL That Vision insurance is one step away from a scam
X0Zrk TIL “The only thing we have to fear is fear itself” is a famous line from Franklin D. Roosevelt's first inaugural address. Roosevelt said this in his speech to help Americans regain faith in themselves during the Great Depression.