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TIL Germany has an electric highway (eAutobahn) that lets trucks draw power from overhead cables

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via reddit.com

kOGMB TIL that in cases of spinal injury emergency doctors may check for the 'bulbocavernosus reflex' where they squeeze head of the penis or the clitoris while their finger is inside the anus to check for contraction of the anal sphincter. Absence of this reflex indicates spinal cord damage
VMEgk TIL over a century ago, poultry producers would pamper their flocks as winter approached to encourage hens to continue laying eggs. Today, the industry instead uses a technique of starving hens for 1-2 weeks. The practice is banned in the EU as inhumane, but is widely used in the US.
Q8dE TIL: Lions with black manes are alpha males. A dark-maned lion’s testosterone levels are higher than the levels in other males, his cubs are more likely to survive, and he is more likely to recover from wounds. Lionesses prefer a dark-maned mate.
G5pJ TIL after a Federal Reserve interest rate decision in 2013, trades were registered in the Chicago stock market within 2 milliseconds of the announcement. These trades were later found to be insider trading, as this information would take 7 milliseconds to reach Chicago at the speed of light.
WGkd TIL that Benjamin Franklin had an illegitimate son who remained loyal to the British and fled to London after the war. He stayed there for the rest of his life.