› added 1 year ago

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TIL Japan used a biological attack during WW2 which was largely covered up after the war.

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via reddit.com

m1mvE TIL that there are planets outside our solar system that are so low in density that they’re called “super-puffs”
Jx9l TIL NASA scientists created a nanoscale vacuum tube that can potentially replace silicon transistors in future electronics
wG0Y TIL: Frank Zamboni and his brother Lawrence owned and operated a block ice business, but with the advent of the electric refrigerator, they knew their days were numbered. They opened an ice rink instead, which led to Frank’s invention of a machine for resurfacing the ice
ZpYXp TIL that when a mad Hungarian smashed up Michelangelo's Pietà with a hammer they found an exact replica in a lost Peruvian village to restore it.
D1nLD TIL Marriott was fined $600,000 by the FCC in 2014 for blocking customers' personal Wi-Fi so customers were forced to pay for internet.