› added 4 years ago

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TIL use of CT scans has increased dramatically over the last two decades. An estimated 72 million scans were performed in the US in 2007 and more than 80 million a year in 2015. One study estimated that as many as 0.4% of current cancers in the United States are due to CTs performed in the past.

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5LW8 TIL US Submariners have an 18 hour ‘day’. 6 hours of work, 6 hours of rest and chores, and 6 hours of sleep.
oJA7 TIL that in the ‘80s (a full decade before the WWW started to come on its own) 25 million people in France went on-line to bank, check the weather, chat, make reservations, socialize, check stock prices, and, yes, to do porn. No computer: they used a free Minitel terminal.
rbmo TIL that Beethoven’s 3rd Symphony was originally named ‘Bonaparte’ and dedicated to him. But when he learned that Napoleon crowned himself Emperor, he was so angered that he scratched the name off the title page with such vehemence it tore a hole.
R7RV4 TIL that despite being 30+ years old, the Sega Master System still sells roughly 150,000 units in Brazil and technically, has yet to be discontinued.
7rDDM TIL of the Euthanasia Coaster, a rollercoaster designed to kill its passengers through increasing G forces while giving a 'euphoric' experience