› added 10 years ago

85

TIL popcorn became popular during the Great Depression because it was fairly inexpensive.

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8ayVV TIL that a Philo Farnsworth, inventor of the tv, was a 14-year-old when he invented it
woD46 TIL that Mike Tyson had a series on Animal Planet in 2001 about the world of competitive pigeon racing.
lxK1 TIL that during WWII, Oak Ridge TN, population 75,000, used 1/7 of all US electricity to process uranium for the atomic bomb.
M7Po0 TIL that if you lived in the UK between 1980-1996, you weren't able to give blood in the United States until the ban was lifted in May 2022 due to fears of transmitting Mad Cow Disease.
KYwpB TIL whiskers can spontaneously grow from tin and several other metals, sometimes causing catastrophic damage within electrical circuits. NASA has a team dedicated to investigating this risk, but the fundamental cause of “whiskering” has still not been discovered.