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TIL (Memorial day) 61% of U.S troops killed in Vietnam were younger than 21 years old. Many had been drafted

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RB64 TIL Bob Dole’s website from his 1996 presidential campaign is still online
vkL4 TIL that If 1 in 10 of US smokers quit, $63 billion would be saved in the US alone
16ybO TIL that Acacia trees developped a defense response to giraffe browsing by increasing their thorn length, tannin production within leaves and airborne tannin release. This triggered a change in the giraffe's behaviour which adapted to move upwind and eat fewer leaves per trees.
neGbP TIL that the decline of the Maya may have been strongly attributed to inter-city warfare, and hieroglyphs in 2002 tell the story.
6lkl TIL Ancient Greeks used to go to the gym naked – the word ‘gymnasium’ means “school for naked exercise”.