› added 4 years ago

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TIL: Many dentists acknowledge that for adults with good oral hygiene practices, seeing the dentist twice a year is probably more often than is really necessary. Once every 12-16 months is perfectly sufficient for many people.

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X8yD TIL after 1250 gallons of mayonnaise went bad at Michigan State University last year, the school’s Sustainability Officer used an anaerobic digester to turn it into energy and power part of the campus.
JYAdV TIL the first photograph of DNA was taken as part of research by a woman, Rosalind Franklin. Unknown to her, and without her permission, it was shown to James Watson, who then with Francis Crick used what they learned from it to develop the double helix model for DNA, winning them the Nobel Prize.
7nW7 TIL Tim Burton didn’t direct Nightmare Before Christmas, he wrote/produced it. Henry Selick directed it.
Br4ry TIL the Netherlands has a government-sponsored YouTube series of young people trying different illegal drugs
VDpp TIL of Emmett Till, a black teenager who was murdered after allegedly whistling at a white woman. He was so badly disfigured that the only way he could be identified was through his ring. Years later, the woman in question admitted that she fabricated parts of her story.