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TIL that on Jupiter's moon Io, tidal effects from Jupiter cause the ground itself to move up and down by 300 feet. Typical tidal range on earth is 3 feet in the open ocean.

Read more spaceplace.nasa.gov

via reddit.com

pY9wO TIL that much of our understanding of early language development is derived from the case of an American girl (pseudonym Genie), a so-called feral child who was kept in nearly complete silence by her abusive father, developing no language before her release at age 13.
epjxg TIL that cereal company General Mills had an Aeronautical Research Division that produced spy balloons for the American military and the CIA
ejOJ TIL A drunk Mick Jagger once called Charlie Watts’ hotel room late at night looking for “my drummer.” Watts got up, showered, shaved, dressed in a shirt and tie, went to Jagger’s room, punched him in the face and then went back to bed.
PYBWE TIL about Izecksohn's Brazilian treefrog (Xenohyla truncata), the only known frugivorous frog species. It feeds on fruit, seeds, pods, pulp flowers and arthropods. It locates the fruit and simply snaps it, swallowing it whole. They eat insects just like any other frog when fruits are unavailable.
E9V TIL The Girl Scouts of the USA have a “don’t ask, don’t evangelize” policy regarding sexual orientation