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Today I learned that the electrical impulses in our brain are caused by Sodium and Potassium Ions moving between neurons, something called ‘Action Potential’

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1aLXD TIL the proverb, "It ain't over till the fat lady sings," derives from the traditionally buxom Valkyrie Brünnhilde from Wagner's Götterdämmerung opera. Her farewell song before the end of the world lasts almost twenty minutes and leads to the finale of the whole Ring Cycle of operas by Wagner.
wLoxY TIL Birthday candles can be traced back to the ancient Greeks
PYavZ TIL that Napoleon IV wanted to fight against Nazis but he was in exile and banned from France. He then joined the Foreign Legion with a false name and when France capitulated, he joined the French Resistance.
b9pwp TIL Stephen King would do so much cocaine he had to stuff cotton up his nose to stop blood from dripping on his typewriter.
x6mmw TIL that a 17 year old girl was badly injured when her house was hit by an F4 tornado near Corry, PA, on 5/31/1985. The day before on May 30th, her twin sister had undergone a liver transplant following a severe seizure. Also on the 30th her 15 year old brother was involved in a motorcycle accident.