› added 5 years ago

135

TIL Tears caused by sadness, happiness, and onions look different under a microscope.

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8am1G TIL Nikola Tesla, widely known as the inventor of the AC power system, also installed the first hydroelectric plant at Niagara Falls in 1896. It was around this time that Tesla also disavowed coal and oil in favor of renewable energy sources.
Om5Y TIL The Great Clock of Westminster, commonly referred to as Big Ben, withstood about a dozen attacks by German bombers during the Second World War.
OwA7 TIL during WWII the British govt would issue city-wide blackouts to make it harder for the German’s to hit targets during night raids. Armed with new, secret radar technology, the British spread the myth that eating carrots improved eyesight to explain their newfound success in defending in the dark
vvg7 TIL That Marilyn Monroe was nowhere near a size 12-16 in today’s sizing standard (more likely a size 8 UK/6 US).
D1edv TIL: In 1883, a volcano on Krakatoa erupted so violently, the eardrums of sailors ruptured over 40 miles away; island of Rodrigues 3000 miles away heard noises; and was heard by over 50 geographical locations covering a thirteeth of the globe.