› added 5 years ago

282

TIL that Merlin was a Slytherin.

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KYEk9 TIL of Alcohol Flush Syndrome - facial flushing, nausea, and fast heart rates from drinking alcohol. It is commonly called "Asian Flush" because 30-50% of East Asians lack the enzyme needed to metabolize alcohol
b9AX9 TIL helium can’t be artificially produced and is formed in natural gas wells as ancient uranium decays. The half-life of the most prevalent uranium isotope is billions of years old (older than Earth itself), so helium takes inordinate amounts of time to form.
4Xplo TIL that crows can hold grudges and are even known to pass it on to its chicks.
kJ981 TIL all of Australia's 200 million wild rabbits are descended from a group of 13 European rabbits released in 1859 by Thomas Austin, a British settler released for him to hunt on his farm, by 1920 they peaked at 10 billion before a mass scale poisoning to prevent causing more environmental damage.
N1bM TIL a study in the UK showed that the most common sex injury is a pulled muscle followed by a bad back, carpet burns, and a pinch neck. The most dangerous sex spot is the sofa.