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TIL Sony sold its waterproof Walkman in a bottle of water to prove it was really waterproof

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9Ym6r TIL James Doohan from Star Trek received a suicide note from a fan. He told her he wanted to see her at his next con. She began to visit him multiple cons before he lost contact with her. 8 years later he got a letter of thanks from her and saying she now had a masters in electrical engineering.
9wKDX TIL in 1958 a military plane accidentally dropped an Atom Bomb on a farm near Florence, South Carolina. The nuclear reaction didn't occur, but there was still enough explosive to create a 25 foot crater!
mKMx TIL The Nasa did use pencils on their first flights and didn’t spend millions to develop a spacepen
ne0rP TIL human eye colors technically only range from dark brown to light brown. Blue, green, and hazel eyes are only perceived based on lighting conditions and the structure of the eye, using a very similar physical principle to Raleigh Scattering, which makes the sky look blue.
l7p1B TIL Shortly after the passing of the Civil Rights Act of 1964 Two Southern Senators (Yarborough D-TX and Thurmond D-SC) wrestled each other outside the hearing room of the Commerce Committee of the U.S. Congress.