› added 5 years ago

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TIL the 1979 Daytona 500 ended in a fight on national TV

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M7M1a TIL: The domestic cat is a revered animal in Islam and One of Muhammad's (PBUH) companions was known as Abu Hurairah (literally: "Father of the Kitten" PBUH) for his attachment to cats.
YX5G TIL the coldest temperature in the Universe exists on Earth. Magnets of the Large Hadron Collider are cooled to 1.9 Kelvin, colder than deep space.
DdbJ TIL carob seeds were used to verify the purity of gold. A solidus (pure gold coin) would equal 24 carob seeds. Any variation indicated impurity. Carat, the measure of purity of gold, is derived from Carob seeds and even today pure gold is called 24 carat.
yjQp TIL that in 1963, Australian authorities were alerted to an infestation of Marijuana plants growing in the Hunter Valley region. At its peak it spanned 30 square kilometers. It took 9 years to eradicate. People would walk in and out of the infestation, take weed and leave.
1alZ8 TIL babies are born without proper knee caps. Instead they have cartilage on their knees that eventually hardens into bone. The lack of boney knee caps makes them more flexible during birth and while learning to crawl and walk.