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TIL an abandoned lifeboat was found on the world’s most remote island in 1964. Its origin is still a mystery.

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x6aA1 TIL most audio recordings contain a background "mains hum" from electric power grid oscillations that can be matched with grid readings to date the clip to the second it was recorded.
Z8b7v TIL that Metallic Hydrogen will propel explorers to the outer planets, and create superconducting electrical grids.
x6yM1 TIL that five of the six highest wind speeds ever observed in a tornado occurred in Oklahoma and two of those even occurred on the same day.
VB1xG TIL bodies of victims from Pompeii's Vesuvius eruption didn't turn to stone. Rather, their bodies were enveloped in debris which hardened. The bodies decayed, leaving hollow cavities. During the first excavations, these cavities were filled with a plaster-like material, creating detailed replicas.
epMy4 TIL that at the end of the movie A League of Their Own, Dottie is not being played by Geena Davis in age makeup. She's played by actress Lynn Cartwright, who looks strikingly similar to Geena Davis, with Davis's voice dubbed over for the scenes.