› added 5 years ago

189

TIL that there are photosynthesizing animals - and they are already dying out :(

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0wBM5 TIL the Russian WWII movie "Come and See" uses almost only live rounds. Bullets sometimes passed just above the heads of actors, making their terrified looks genuine.
5Y7ND TIL Kleptothermy (heat-stealing) is observed in some male Canadian red sided garter snakes that mimic females by producing female-like pheromones when they emerge from hibernation so that other males mistakenly attempt to mate with them, thus transferring heat to them.
nQbW TIL that the exhaust from ships forms clouds that were discovered by looking at satellite data
BgXQW TIL that airplanes in WWI and WWII used Synchronization gear to allow guns to shoot through the propeller without destroying it.
eP4n TIL that the greatest living fighter ace is 95, had 222 air kills, and was shot down 16 times.