› added 2 years ago

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TIL typical Australian bird kookaburras is a kind of kingfisher

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9wWOr TIL that Pilot FriXion ink is thermo-sensitive, and leave a notebook or homework near heaters or in a car on a hot day can make the ink invisible. To make the text reappear, you can simply put it in a freezer for a short period of time, the ink should reappear at around -10C/14F
b9xEj TIL that Tic Tacs actually have sugar in them, but because the serving size (1 tic tac) weighs less than 0.5 grams, the amount of sugar rounds to zero.
NDZJ TIL in 1947 the US government simulated a biological warfare attack by spraying bacteria on the entire city of San Francisco without informing the residents or obtaining consent, in violation of The Nuremberg Code.
xJg1 TIL: Twisted Sister did 3,000 club perfomances and sold out the Palladium theater in NYC all without a recording contract or radio airplay. No one in the biz would touch them. TS ended up pressing their own albums and before finally getting a deal with a small UK punk label.
Rnd6 TIL- Quaker Oates and MIT conducted an experiment on unsuspecting, mentally retarded children. They tricked them into eating radioactive cereal by telling them they were in a “science club.”