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TIL Helicopters have a top speed they can never surpass.
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aerospaceweb.org
via
ift.tt
j61wR
TIL about the Younger Dryas Impact Theory, the idea that 12,800 years ago, the resulting impacts from a comet breaking up over earth's atmosphere would have struck glaciers and ice caps across the globe could have caused the great flood present in many ancient culture's stories/myths
4bXg
TIL 48 countries including the US and Russia have signed a convention that bans the use of weather control in times of war.
npEb
TIL the word “parmesan” isn’t regulated in the United States and is usually imitation cheese
RPx6
TIL that Buzz Aldrin punching a moon landing-denier (Bart Sibrel) in the jaw occurred after Aldrin was tricked into believing he would be appearing on a Japanese children’s television show. Sibrel had brought a film crew to record Aldrin swearing on the bible that the moon landing wasn’t faked.
BQrK
TIL The Green Berets in Vietnam lived with and fought alongside local tribesmen called Montagnards and developed close bonds so strong that today, the biggest Montagnard population in the US is located in NC, near to the base that HQs the Green Berets.