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TIL that CNN has a pre-recorded broadcast that was shot over 20 years ago set to be played in the event that the world is ending.

Read more theguardian.com

via reddit.com

x6OD5 TIL that sloths can hold their breath underwater for up to 40 minutes, far surpassing dolphins, who can only manage about 10 minutes. Their secret? A super slow metabolism and specialized lungs that allow them to conserve oxygen and avoid predators even in water.
7rvl7 TIL Paul McCartney wrote the melody to the song "Yesterday" before the lyrics. He used placeholder lyrics for the song, titled "Scrambled Eggs" instead: "Scrambled eggs/Oh my baby how I love your legs/Not as much as I love scrambled eggs".
X0ZGR TIL In 1977, Ohio State University's SETI (Search for Extraterrestrial intelligence) project received a strong radio signal which appeared to be coming from the constellation Sagittarius and it lasted for 72 seconds. The signal hasn't been detected since, and it's still a mystery for the scientists.
Bwxb TIL that the tombstone of U.S. Air Force veteran and gay rights activist Leonard Matlovich states this: “When I was in the military, they gave me a medal for killing two men and a discharge for loving one”
0d8xy TIL the bedchamber sword of 18th century Indian ruler Tipu Sultan became the most expensive Indian or Islamic object ever sold at auction when it sold for $17.4 million last year. Its hilt is decorated with gold calligraphy and "the sword of the ruler" is inscribed in Persian on its blade.