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TIL The Sustainable Dance Floor uses the kinetic energy produced when people move as a source of energy that is then converted into electricity. People will be able to generate their own energy to illuminate the space around them, just by walking over SEF modules.

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D1LMP TIL about the Glasswing Butterfly, whose transparent wings make it nearly invisible while in flight. In Spanish speaking regions, it may also be referred to as espejitos, meaning "little mirrors."
0vmj TIL that the woman responsible for turning The History Channel into yet another reality TV station was promoted to CEO of all of A&E Television Networks (History, A&E, BIO, H2, Military, Lifetime, Lifetime Movie Network)
xLWb TIL Thirty-six armed dolphins trained by the U.S. Navy to kill terrorists have been missing since 2005. The dolphins carry “toxic dart guns” capable of killing a man in a single shot.
9YVZX TIL Ray Charles wrote “What’d I Say” by improvising on the spot during a live performance. He needed to fill 12 minutes of time and the song is what he came up with.
rRMy4 TIL 60 years after the Nuclear Testing at Bikini Atoll, the sunken wrecks of warships are now alive with new life and Coral Reefs