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TIL that in 1930, the Soviet Union built a plant to make polybutadiene, a synthetic rubber used for tires, out of ethanol from potatoes

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XE7br TIL a software developer once tested asking for donations vs. limiting trial version features. He randomly gave people either a version that asks for a donation, or one that is feature-limited. The feature-limited version made five times as much money, and the experiment cost him $17,000 in sales.
xVpkk TIL that ESPN personality Max Kellerman's brother was bludgeoned to death in 2004 by a former pro boxer nicknamed the Harlem Hammer
lVnK TIL Dr. Dre was the highest paid musician in 2014, earning $620 million compared to second placed Beyonce who earned $115 million. This was the widest margin in history between first and second place.
Bjwe TIL In an early script for Star Trek: The Motion Picture Kirk was set to fight Jesus on the bridge of the Enterprise
d8jdB TIL even though the country of Serbia is currently a republic with no royal family, their national seal and flag still retain the Serbian royal crown from the former Kingdom of Serbia.