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TIL In the American civil war Two percent of the American population perished in the line of duty, the equivalent of six million people dying in the ranks today. 750,000 lives lost

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v1NY4 TIL a retired American heart and lung surgeon has patented a scuba suit that would allow a human to breathe “liquid air”, like in the movie The Abyss. He has simulated 1000 foot dives with mammals and has decompressed them in less than half a second with no decompression sickness.
wLAWY TIL about Download Valley. A cluster of software companies in Israel, producing and delivering adware to be installed alongside downloads of other software.
lo5ON TIL in the 1970's, the head of a Vegas union ordered the bombings of several nonunion establishments. When he refused to pay his bombers for their work, the union boss was abducted and his body was later found in the desert outside of Las Vegas.
M7wV TIL that there is video footage of Helen Keller speaking (1:50)
PGOg TIL that prior to the US dropping the atomic bombs on Japan, the US military dropped 5 million leaflets warning citizens to evacuate major Japanese cities