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TIL: 92 Russians died for every 1 American in WWII

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NXEDJ TIL that, while it has no means of propulsion (which would risk distorting the results of its measuring instruments), the RV FLIP can sink partially vertically, to be submerged in the manner of a platform to study undersea sound waves. Its upright position suggested that it had sunk.
wLOR1 TIL of the Kármán line, defining where atmosphere stops and space begins. Below 100km the "air" belongs to the country its over, but above 100km is free space.
GYyM1 TIL I learned of Thomas Midgley Jr., who ""had more impact on the atmosphere than any other single organism in Earth's history". He played a big role in inventing of leaded gasoline in 1921. After that, he joined a team that invented Freon.
5VQJQ TIL that in "Maleficent", Angelina Jolie's own daughter had to play the younger version of Aurora, because they were unable to find any other young girl who wasn't too scared to go near Angelina in her Maleficent costume.
691Xl TIL the thorny devil collects moisture in the dry desert by the condensation of dew on its skin, which is channeled to its mouth by gravity and capillary action via the channels between its spines