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TIL: Hammerhead sharks are only around 20 million years old. Despite most modern species keeping the same basic game plan for 300m+, this body design is fairly new to the evolutionary scene. Oh, and they can see 360° 🔨🦈

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E1eQp TIL about the "Coolidge effect," male animals preferring to mate with new females. Pres. Coolidge and his wife visited a farm, & Mrs. Coolidge learning a rooster mated a dozen times a day, said "Tell Mr. Coolidge." Pres. Coolidge told the rooster had a new hen each time, said "Tell Mrs. Coolidge."
8dKK TIL America is the most Overworked Developed Nation in the World.
wYk6 TIL the vertical smoke lines you see in nuclear explosions are caused by smoke rockets and not the explosion itself
6vJ7 TIL that it would take 76 8-hour work days for the average person to read the Terms and Conditions they agree to in a year
v7Gj TIL French vanilla ice cream is made with egg yolks, lending to its soft yellow color and smoother texture. Regular or “Philadelphia” vanilla is made without yolks and is white.