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TIL the earliest evidence of pavement markings are from Mexico around 1600 AD. It consisted of a centerline of stone of a lighter color

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l7gRr TIL in 1965 the agency later known as Caltrans developed plans to use 22 nuclear bombs to excavate a roadcut in eastern California for the construction of Interstate 40. Dust clouds would expand to 7 miles in diameter, requiring closing the area for four days.
VBvG0 TIL of the Buddhist majority republic in Europe, the autonomous Kalmykia region of Russia
OoOa TIL that a cat can be its own twin when two fertilized eggs fuse together.
5VKpn TIL India's total casualties in WWII are larger than the UK's and USA's combined.
QJXlM TIL you have a greater risk of mental illness if you are highly intelligent. A survey of the top 2% of Mensa members showed that their rates of depression, bipolar disorder, BPD, SAD were all higher than the national average. Scientists suspect that a highly active brain might also be high sensitive