› added 10 years ago

203

TIL the optimal temperature for productivity is 71 degrees F.

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QNrj9 TIL there is no evidence that Victorian doctors gave women orgasms to cure hysteria or that they invented the vibrator to help with this task
gMR1b TIL about a unit of measurement: The Smoot
78Bkb TIL that the first women in America to earn a PhD in computer science was a Catholic nun, Sister Mary Keller
QNKQL TIL that the de Bothezat helicopter was a quadcopter that first flew in 1922 and Thomas Edison called it the first successful helicopter.
1xw4 TIL - Most of the smoke billowing up from a space shuttle launch is not exhaust. It is water vapor from the pool of water under the shuttle designed to absorb the acoustic shock waves that could otherwise tear the shuttle apart.