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TIL What is dead may never die: Astronomers discovered a "zombie" star that went supernova in 1954...then exploded again in 2014. According to the study's lead author, "This supernova breaks everything we thought we knew about how they work."

Read more astronomy.com

via reddit.com

b9rKQ TIL that the word palindrome spelled backwards is emordnilap and an emordnilap is actually a word that, when spelled backwards, makes a new word (ex: desserts & stressed). So basically, "emordnilap palindrome" is an emordnilap palindrome.
xZ6g TIL 3 men, Alexei Ananenko, Valeri Bezpalov, and Boris Baranov, sacrificed themselves to save millions of people by diving into the reservoir beneath Chernobyl’s reactor to cease an imminent steam explosion that would’ve turned catastrophe-level accident into a doomsday-level accident.
x65ww TIL, vegan horseback riding, aka hobby horsing, is a sport.
5oWP TIL Neerja Bhanot, an air stewardess on Pan-Am 73 saved 41 American lives by hiding their passports, alerted the flight crew to escape, showed passengers on how to escape and then stayed behind to ensure everyone got off, then died saving three children from the terrorists. A true heroine.
ADn9o TIL that Henry George's treatise on economics "Progress and Poverty", which seeks to explain why poverty exists even within advanced and wealthy societies, sold over 3 million copies in the first 10 years after its publication, making it more popular than every book in the 1890s except for the Bible