› added 7 years ago

106

TIL Leonardo Da Vinci's mother died of malaria

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WkAgB TIL than Hispanics paradoxically live longer lives than non-Hispanic White Americans despite having lower average income and education. Researchers have not been able to find out exactly why but they believe it has to do with either lower smoking rates, stronger family connections, or healthier food
xp11 TIL that the SR-71 was able to maintain its heading within 1,000 feet at Mach 3 by using a navigation system that tracked a series of 61 stars using a sensor capable of detecting them in broad daylight.
8Dx8 TIL while penniless and dying, Ulysses S Grant wrote a book of memoirs so his wife could live off of the royalties. Mark Twain heard the best royalty offer was 10% and immediately offered Grant 75%. Grant’s book, was a critical and commercial success giving his wife about $450,000 in royalties.
kO5BB TIL That All Dinosaurs May Have Been Warm-Blooded
p8ANN TIL about nine out of ten Lincoln Town Car buyers were over the age of 65.