› added 11 years ago

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TIL of a recent study that suggests tooth enamel and dentin can be restored while conventional dentistry has believed this to not be possible.

Read more pubs.acs.org

via reddit.com

R7ga7 TIL in 2004, an assistant high school principal in Michigan tried to frame a student by planting pot in his locker, then calling police to do a locker search. When no drugs were found, he laughingly told police what he had done. He later resigned and became the subject of a criminal probe
Ypn4r TIL that a live coelacanth (fish) was discovered in 1938 off the east coast of South Africa, 66 million years after it was believed to have gone extinct.
kJaw7 TIL that Cracker Jack is considered by some food historians to be the first junk food. It was introduced in 1896 along with the slogan “The more you eat, the more you want.”
v1bDL TIL Scouser John A. Brodie, who invented the goal net for use in football matches, also engineered the world's longest underwater road tunnel (Mersey Tunnel, a record held for 24 years), and also chose the site where New Delhi stands today.
LkBp0 TIL 29-yr-old Marine veteran Taylor Winston stole a truck to drive victims of the Las Vegas shooting to the hospital. He and his girlfriend made 2 trips having to pick only the most critically injured 10 - 15 people each time after helping boost others over a fence away from the shooter.