› added 5 years ago

192

TIL Elephants are ACTUALLY afraid of mice!

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via reddit.com

97n6 TIL that John Hughes wrote Ferris Bueller’s Day Off in less than a week and went on to shoot the film on what was essentially his first draft of the script.
5YQWp TIL that the word robot originates from the Czech word "robotnik" which means "slave".
jN16R TIL there is reportedly $2 million worth of treasure hidden in the Rocky Mountains. The man who claims he stashed it there says he did it to cheer people up after the Great Recession. Critics say he’s making it all up just to sell copies of his memoirs
b6rQQ TIL that sodium batteries are a solid alternative to lithium batteries in industrial environments. Sodium is more abundant (500x) and cheaper than lithium. They are also considered safer (non-flammable). Energy density needs to improve for them to work for EV cars
16oed TIL that there are more possible iterations of a game of chess than there are atoms in the known universe. The number of possible unique chess games is estimated to be 10^120, which is vastly greater than the estimated number of atoms in the observable universe, which is around 10^80