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TIL: Ionization smoke detectors, one of the two most common home smoke detectors, contain radioactive material (americium-241) to detect smoke. There is no health threat as long as the detector is used as directed and not damaged.

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via reddit.com

8ek8Z TIL Charles Schulz, creator of the comic strip Peanuts, continually hated his comic’s name throughout his life. Whenever he was asked what he did for a living, he avoided using the comic’s official name, and instead said, "I draw that comic strip with Snoopy in it, Charlie Brown and his dog".
XDdE TIL of Mira, a dying star zipping through our universe shedding its matter, each bit of which may one day grow into a new, individual star of its own. NASA has called it “The Johnny Appleseed of The Universe.
KO0rQ TIL the Stanley Hotel, the hotel that served as the inspiration for The Shining, plays the movie adaptation on a continuous loop on channel 42.
WkyBL TIL that after the courts found insufficient proof against his daughter’s killer, a father hired 2 guys to kidnap the man and transport him to France. The man was found “tied up and dumped near a French courthouse.” He received 15 years in prison. Dad got a 1-year suspended sentence for kidnapping.
vP8E4 TIL that at the 2012 Olympics, the North Korean women's football team left the pitch in protest before their match with Colombia after their players appear on screens with South Korea's flag