› added 6 years ago

95

TIL that treason is the only crime defined in the United States Constitution, but it is almost never prosecuted.

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GYGv1 TIL the reason rockets used to be painted with a large black and white checkered pattern was to make it obvious if the rocket rolled in flight.
BaD TIL, upon the advent of wood [400mya], it took fungi 50mil yrs to evolve a way to decompose it. Until then, wood just piled up, never to decay. It is this single fact that led to the Carboniferous period [BBC doc.]
jMPv TIL of Dragonskin a new generation of body armor. In one test this armor was shot by 150 rounds of various calibers of bullets including steel core rounds. It took a grenade at point blank range to damage the armor and yet was not enough to break through.
d8a7B TIL that the reason we feel compelled sing in the shower is partly because the reverb of the shower boosts the voice, adds more bass, and sounds more powerful, thus boosting the singer's confidence to sing.
ZlMo TIL that when John D. Rockefeller died in 1937, his assets equaled 1.5% of America’s total economic output. Bill Gates has about .38% today.