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TIL Alzheimer’s can pass between humans in rare medical accidents

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6ERAX TIL Philippine-based inventors have created a portable salt-powered lamp which gives 8 hrs of light per 1 cup of seawater & can also power cell phones. It uses science that's the basis of battery-making but with no flammable parts & works 8 hrs/day for 6 months with no parts replacement needed.
R4Gw TIL In 1906, after 2 years of digging the Hudson River Tunnel, workers for the Pennsylvania Railroad Company connected Manhattan’s West Side with Weehawken, NJ. They met in the middle of the Hudson, completing the tunnel, and the two ends were only off by 1/16 of an inch.
NXkYN TIL Wangari Maathai, the first African woman to win a Nobel Peace Prize, founded the Green Belt Movement, which planted tens of millions of trees in Kenya. She faced imprisonment and violent opposition for her environmental and pro-democracy activism
Z0yp TIL in 1726 a woman put body parts from dead animals in her vagina to trick physicians in to believing she birthed rabbits
abp9 TIL that the average age of the NASA engineers who put humans on the Moon was 28 years old. This means many of them were teenagers when Kennedy challenged America to go to the Moon.