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TIL the University of Tokyo are developing a technology that allows tactile feedback from holograms

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orDR TIL This year, a gas cloud is going to come too close to a Black Hole in the center of our galaxy and we’ll see it get ripped apart.
JY9m TIL a study has suggested that men outnumber women among American rape victims - [repost per admin]
YXZA TIL Hungry foxes have been known to urinate on hedgehogs to force them to unroll before eating them.
a8WWy TIL that the Theory of Evolution was codiscovered by Alfred Russel Wallace, a contemporary of Darwin. They exchanged essays and ideas prior to Darwin publishing "On the Origin of Species".
VMgO0 TIL President Harry S. Truman was so poor after his presidency that Congress had to enact a law to give him a pension. President Herbert Hoover the only other living ex-president took the pension as well, despite his wealth, to avoid embarrassing Truman.