› added 11 months ago

488

TIL a fish-powered boat goes 1mph

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n9jP TIL or Horace Greasely, who escaped the Nazi death camps 200 times to meet with the woman he was in love with, and returned after every time because there was no other place to go to.
woD46 TIL that Mike Tyson had a series on Animal Planet in 2001 about the world of competitive pigeon racing.
d8oWE TIL that in 1759 Arthur Guinness signed a 9,000 year lease on the land of the brewery at £45 per year
GADKj TIL in 1951, Dr. W Grey Walter built a "tortoise" robot that can detect and move around obstacles and "see" by going towards or away from bright light, and return to its charging station when the battery charge is low.
pYdme TIL that we can never travel at the speed of light according to our current understanding of the physics of the universe because to travel at speed of light, we would need infinite amount of energy which is not possible. Quite a revelation after watching 100s of sci-fi movies.