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TIL that in 1997, 24.6% of US 12th graders smoked cigarettes every single day. By 2023, that number fell to 0.7%.

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lGgK TIL Star War’s BB-8 droid patent revealed by Spanish fans that uses sensors (gyroscopes and accelerometers) to determine its position and dynamics.
4XVV5 TIL Vitamin D is not really a vitamin, but a hormone that starts synthesis with sunlight.
d7vr TIL a 2015 literature review by Wayne Hall showed Cannabis use doubled the risk of car accidents, doubled the risk of cognitive impairment and psychosis during adolescence, and had a dependence rate of 1 in 10
ZyVQ TIL that prostitution is not a crime in the UK, but some related activities like soliciting in a public place, or owning a brothel are
b9MMQ TIL that Space Smells like Seared Steak.