› added 3 months ago

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TIL the iron oxide in some colors of tattoo inks (black or brown) can cause burn-like injuries to the skin of people getting an MRI scan

Read more pmc.ncbi.nlm.nih.gov

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nke9 TIL There is an “Inception” phenomenon where the individual believes they have awakened and are going about their day as usual (i.e. got dressed, ate breakfast) only to wake up and realize none of it happened in reality. There can be multiple false awakenings in a dream session.
ZpEMa TIL that Julius Caesar was kidnapped by Cilician pirates: he demanded his ransom be doubled and then amused his kidnappers by giving speeches and joining in their activities. However, Julius Caesar warned his new "friends" that once he got out of there, he’d hunt them down and kill them. He did.
R5eZw TIL that looping roller coaster the Flip Flap Railway in New York closed after 7 years in 1902 because of extreme G-forces. Riders experienced whiplash, neck and back injuries. Estimated Gs were in the 6 – 8 range.
dWk8 TIL that in Alien, the blue laser lights that were used in the alien ship’s egg chamber were borrowed from The Who, since the band was testing out the lasers next door.
AeV7 TIL George Orwell had difficulty finding a publisher for ‘Animal Farm.’ It was rejected because it was critical of the Soviet Union. Written during WWII, it was feared that it might hurt relations between Britain and the USSR. When it was finally published the preface about censorship was omitted.