› added 7 years ago

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Because most early rotary engines turned counterclockwise (from the front, clockwise from the pilot's view). The physics of rotating objects resulted in left turns being easier than right turns. That led to standard manoeuvres using left turns. And that resulted in the prime/most experienced pilot sitting with a view out of the left window, once airplanes grew large enough to have side-by-side pilots.

EOM0 TIL that the entire alphebet and numbers 0-9 can be found on the wings of different types of butterflies
j6p5j TIL that C. S. Lewis' first two names were Clive Staples
6EEx7 Asking for a friend.
6E7e8 TIL that most Asians suffer from lactose intolerance and that humans in general become lactose intolerant after weaning. It’s only with the advent of agriculture that some races were able to properly digest milk and other dairy products even if they’re already adults.
7r9jL TIL: The State name "Idaho" was a made up word by a politician in 1861. He lied and tried to pass it off as a Native American word.