› added 3 years ago

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TIL The speed of sound is different on Mars from what it is on Earth

Read more mars.nasa.gov

via reddit.com

b9GD9 TIL of Tesler's theorem: “AI is whatever hasn't been done yet". Every time an AI system completes a new feat, that feat loses its status as a benchmark for 'true' intelligence. Then, the goalposts for what counts as AI change again.
J4Wj TIL: That in 1962, a programmer omitted a single hyphen in the code for the Mariner I rocket, causing it to explode shortly after take off. This typo cost NASA the equivalent of $630 million dollars today.
LQQ8r TIL that the entire score to Disney’s ‘Sleeping Beauty’ movie was a Tchaikovsky ballet. Disney writers came up the lyrics for ‘Once upon a dream’ and just laid them over the music.
4jea TIL that South Africa is the only country in the world to independently develop nuclear weapons and then give them up: 6 finished warheads were dismantled in 1989.
VppZ TIL there’s a shotgun shell that plants flowers.