› added 4 years ago

75

TIL that neutron radiation from deuterium nuclear fusion can be exploited by breeding more deuterium from ordinary hydrogen.

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Bry1K TIL in 1981 a man named Roger Fischer had an idea for a volunteer to have ICBM launch codes put in their chest cavity. In the event of an emergency, the volunteer would carry a knife to be killed with. It was meant to force the personal killing of one man to start the impersonal killing of millions.
xA1g TIL Stephen Hawking turned down a knighthood from the Queen because he disliked the whole concept of titles
XOD6 TIL a small Japanese island called Ōkunoshima, formerly a chemical warfare testing site, is now overrun by hundreds of friendly rabbits.
GgOQ TIL Neil Patrick Harris auditioned to play the role of Dr. Simon Tam on the TV show Firefly.
6EV9w TIL that it takes 9 days and 14 hours to watch all of The Simpsons straight in one run.