› added 9 years ago

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TIL President Hoover asked every American to turn off their lights for 1 minute in October 1931, as a tribute to Thomas Edison and his recent death.

Read more presidency.ucsb.edu

via reddit.com

oRJeY TIL for every grain of sand on Earth there are 10,000 stars in the known universe, but the total number of stars in the known universe equals the number of molecules in just ten drops of water.
WXjo TIL to prevent his wingman from ejecting from his damaged F-4 Phantom during Vietnam Captain Bob Pardo pushed his wingmans planes tailhook with his plane until they were out of North Vietnam.
D1lbJ TIL that at birth babies eyes aren't developed enough to perceive colour or depth, it usually takes about 6 months for their vision to reach adult levels.
5VPQD TIL a 35-year-old Japanese man Ryuta Watanabe has 4 wives and 2 girlfriends, has not worked in over a decade and aims to have the most kids in Japanese history with 54 kids.
oR90o TIL A sturgeon's sex can't be reliably determined until 5 years of age, which leaves caviar farms with the significant expense of inadvertently raising males.