› added 2 years ago

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TIL that when floating ice melts, the water level actually stays the same. Apparently the difference in density between water and ice is exactly 1:1 to the percentage of the ice that floats above the water(aka is not displacing water)

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69e68 TIL the survival rate of cardiac arrest outside Hospital with CPR is 11.2%. With immediate defibrillator it’s 41%
R7BP6 TIL in 1947, MGM produced The Cat Concerto and Warner Bros released a similar Bugs Bunny cartoon. Both used identical gags, the same piece by Fransz Liszt, and similar endings. Both MGM and Warner Bros. accused each other of plagiarism, after both films were submitted for Academy Awards ceremony.
4bBN TIL As a knife-wielding assassin jumped out of a crowd of people & lunged toward the President of the Maldives, a quick-thinking Boy Scout who was standing in the crowd in his uniform grabbed the blade & saved the leader’s life. As in the US, the motto of the Maldivian Boy Scouts is: “Be Prepared.”
WkN49 TIL that sleep literally cleans your brain. During slumber, more cerebrospinal fluid flushes through the brain to wash away harmful proteins and toxins that build up during the day.
v1wkB Today I learned that cats don’t perceive music the way we do. Kitties have different acoustic, vocal, and heartbeat ranges than us. And there's music made specifically for them such as Cozmo’s Air composed by a team of researchers at the University of Wisconsin.