› added 9 years ago

279

TIL Around 500 species of animals have been documented to engage in homosexual behaviour, including (and especially) Giraffes

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P1WpO TIL that the diesel engine/fuel source are named after their inventor Rudolph Diesel. More than 95% of today’s ships run on petroleum products, fueling diesel engines which have been optimized for their specific purposes. They ship about 90% of global trade.
VM4MB TIL Robert A Heinlein challenged readers' possible racial preconceptions by writing strong, sympathetic characters, only to reveal later that they are of African or other ancestry.
N71Eb TIL: The inventor of shopping carts, Sylvan Goldman, had to hire "decoy shoppers" to wheel the carts around stores and demonstrate their convenience, due to not catching on initially.
x6pKb TIL that emergency contraceptive pills aren’t abortifacients in any way you would define a start of pregnancy
l7NdG TIL that Smedley Butler is the last person to have been awarded the Medal of Honor twice