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TIL the tree topper used on the Rockefeller Christmas tree since 2018 has 3 million Swarovski crystals and weighs 900 pounds (408.23 kg)

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via reddit.com

0drly TIL about Limnic eruption; a very rare type of natural disaster in which dissolved carbon dioxide (CO2) suddenly erupts from deep lake waters, forming a gas cloud capable of asphyxiating wildlife, livestock, and humans.
yYge TIL that Reed Hasting started Netflix after receiving $40 in late fees when returning Apollo 13.
vkD7 TIL that Japanese scientists won IG Nobel Prize for creating a wasabi fire alarm for members of deaf community
DRNr TIL that the average life expectancy for those with Down syndrome has gone from 12 years in 1912, to 25 years in the 1980’s, to upwards of 60 years in the developed world today.
6Eaxm TIL humans learned to speak, grew bigger brains and evolved smaller faces by figuring out how to cook and chew their food less