› added 4 weeks ago

18

TIL in the 1950s, Hollywood actress Ava Gardner popularized the name Ava.

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xVWE5 TIL that introduction of iodized salt in 1920s increased national IQ average by 3.5 points in a decade and in certain states which had high levels of iodine deficiency previously, saw avg IQ increase as much as 15 points within the first decade.
VMKj0 TIL Caitlyn Jenner was a race car driver.
wAgW TIL of an indoor vegetable factory in Japan that produces up to 10,000 heads of lettuce per day and uses just 1% of the amount of water needed for outdoor fields
6yVw TIL that, Cards against Humanity bought an island to preserve wildlife
wGB8 TIL The bezel on a dive watch only rotates counterclockwise- The reason for this is so that if the bezel is bumped accidentally during a dive, it will only move one direction, subtracting time from the dive and prompting the diver to end his dive early.