› added 8 years ago

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TIL microneedle patches are being developed to replace hypodermic needles.

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Rwr8 TIL In 1910, the Diamond Match Company patented the 1st nonpoisonous match in the U.S., which used a safe chemical called sesquisulfide of phophorous. United States President Taft publicly asked Diamond Match to release their patent for the good of mankind. They did on January 28, 1911
9woD TIL Google Maps considers world conflicts when mapping directions
p8lVG TIL Astronauts report blurred vision in low-gravity environments as one of the strangest effects of spaceflight on the human body.
W059 TIL a women with a PhD in math won the scratch lottery in Texas 4 times (about $21 million) by figuring out the algorithm of the ticket production.
lQGG TIL that the Kingdom of Hawaii declared itself neutral during the American Civil War. Despite that decree, many native Hawaiians enlisted anyway.