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TIL Astronauts have a device called a Valsalva installed into their helmet to allow them to block their noses so they can equalize the pressure in their ears (the valsalca manoeuvre)

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6jAm TIL: in march 1989 an asteroid passed through the exact position where Earth was only six hours earlier.
W7YYd TIL that oyster farming dates back more than 2,000 years to the Romans and that one acre of an oyster farm can filter up to 72 million litres of water per day.
pYxJQ TIL Tame Impala’s album cover ‘The Slow Rush’ is a photo taken from an abandoned mining town called Kolmanskop
MedEb TIL: The Trakehner breed of Prussian horses survived WW2 because an estate owner (Colonel Alexander zu Dohna-Schlobitten) escaped the Russian advance with 31 brood mares. He was home after being cashiered from the Wehrmacht for refusing to execute 15 captured American soldiers in Italy.
E1p0x TIL USA spent about 24 billion dollars on the “Saturn-Apollo” program until 1969, which would correspond to the sum of about 150 billion dollars today. It was the price to pay to make history, for the first people on the Moon to be American astronauts.