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TIL NASA wants to establish a floating cloud city to study Venus. The innovative concept involves helium-filled, solar-powered airships, which could contribute to humans permanently occupying the atmosphere of the hottest planet in our solar system.

Read more iflscience.com

via reddit.com

jNMra TIL that giant pandas were removed from the Endangered Species list
DOjr TIL during WWI Belgium opened their sluices to allow seawater to flow in and flood their country to prevent German occupation. They held their front for the duration of the war.
ob9R TIL as of 2011, there are still ~170 trees in Hiroshima that survived the atomic bomb; they are called the ‘Hibakujumoku’
GYYOE TIL that faking the moon landing in 1969 would have been harder than actually going to the moon
R7OP4 TIL about Alexander Winton, who built and sold the first American-made gasoline car on March 24, 1898. The public was skeptical. "To advocate replacing the horse, which had served man through centuries, marked one as an imbecile."