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TIL Computers can only generate 'true random' numbers by measuring unpredictable real-world physical phenomenon such as radioactive-decay or noise, whilst many generate 'psuedo-random' numbers which are not truly random and are produced using mathematical algorithms based on an initial value.

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6Ev58 TIL that Darwin's finches, a classic example of evolution, are being rapidly killed due to an infectious parasite that damages their beaks, preventing them from producing mating calls and as a result, reproducing. The larvae also infest the nests and feed on the blood and tissue of the nestlings.
dD06j TIL Tracing the Fascinating History of Condoms as Essential Tools for Birth Control and Disease Prevention, from Ancient Innovations to Modern Breakthroughs
j68dX TIL for the first 2 years after Marla Gibbs got cast on The Jeffersons, she kept her job as a reservations agent at United Airlines. She would work at the CBS television studio during the day and then go to United Airlines, where she worked the night shift.
y6eM TIL that 70% of Mongolian nomads have solar power since 2013. The sun shines 250 days on average each year in Mongolia. It shines, even during the frigid winter days, on the hundreds of thousands of nomads who still roam the steppes, herding animals and living in dome-like tents calling gers.
nekn7 TIL Bob Hoskins suffered with hallucinations months after filming ‘Who Framed Roger Rabbit?’