› added 3 years ago

99

TIL that carbon dating data for human bones can be thrown off by hundreds of years if the deceased ate a lot of seafood, because the carbon in fish could have been generated hundreds of years ago and then recycled among the fish and plants (and other food) before being caught and eaten by a human.

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d8jvd TIL Starlings are every bit as intelligent as other more common pet bird species and can learn to talk.
wLbw7 TIL that ancient Greek sculptures and buildings including the Parthenon were likely painted bright colors. It's only the effect of weather over 2000+ years that has bleached everything white.
4XVRa TIL that the hum from transformers is caused by magnetostriction, a process where the change in polarity through the core causes the core to slightly and rapidly expand and contract, making a vibration.
mx5KR TIL that Cougars are the biggest cat that can purr and meow.
5NJP TIL that for filming of 28 Days Later, rather than film in a studio or use CGI, shots of abandoned streets of London were filmed just after dawn on location.