› added 7 years ago

146

TIL although iodine was added to table salt in the U.S. beginning in 1924 as an antidote to goiters caused by iodine deficiency, it had the unanticipated side effect of raising the national IQ by an average of 3.5 points.

Read more blogs.discovermagazine.com

via reddit.com

ne0nW TIL there's seven species of dinosaur that have a 'live' appearance in the film Jurassic Park, but only two, the Brachiosaurus and Dilophosaurus were actually from the Jurassic period. The other five: Gallimimus, Parasaurolophus, Triceratops, T-Rex, and Velociraptor were all from the Cretaceous.
m1Zro TIL, of the 3,000 slaves freed by the British in exchange for fighting during the American War for Independence (called the Black Loyalists), after relocating to Nova Scotia for a time, 1,200 ended up going to Africa in 1792 to become part of the new settlement of Sierra Leone
EgoY0 TIL that despite the popular belief that the USSR possesed hundreds of ICBMs and was winning the arms race, in reality they possesed only four by 1961.
W7wPo TIL Haim Saban, creator of Power Rangers, composed the Inspector Gadget Theme
XELKQ TIL that till 2013 the legal age to become a sex worker in Switzerland was 16