› added 3 years ago

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TIL the last naval battle between battleships in history occurred in 1944

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GRW5 TIL There are people working on a tube style transportation device, like Futurama’s. It is called the ET3 and would hopefully travel from LA to NYC in an hour
9Y1m7 TIL of how the U.S. Government set up the first bank for "newly emancipated Black communities" after the Civil War; but in the 1870s, Henry Cooke & Ulysses S. Grant got away with scamming the Freedman's Bank out of $75,000 ($1.77M in 2020), crippling the bank into bankruptcy...
6EMd8 Hong Kong-based students, Sum Ming Wong and Kin Pong Li designed a door handle that uses light to always keep itself sterilized. The students were inspired by the SARS outbreak in the 2000s and figured that a self-sanitizing door handle is more effective than the chemical-based cleaning processes we are using right now. The handle is made of a glass tube with aluminum caps at each end and the entire handle is covered in a powdered photocatalytic coating made from a mineral called titanium dioxide. The bacteria is decomposed through a chemical reaction that is activated by UV light reacting with the thin coating on the glass tube.
woYgE TIL about Níðhöggr, a dragon who gnaws at the root of the world tree, Yggdrasil. Níðhöggr's name refers to its role as a monster who chewed the corpses of the inhabitants of Náströnd: those guilty of murder, adultery, and oath-breaking.
WkWmL TIL of a NASA position called the "Planetary Protection Officer", and it is a full-time job defending the Earth from aliens- it has existed since the U.S. signed the Outer Space Treaty in 1967, and pays US$187K a year