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TIL an Israeli chemistry professor has invented an “anti-date rape straw” that detects date rape drugs present in a drink and alerts the victim by changing color

Read more inventors.about.com

via reddit.com

9bKX TIL Carl Sagan thought he was able to explain things because for the most part, understanding difficult concepts didn’t come easy to him. “The very brilliant ones figure it out so fast they never see the mechanics of understanding.”
p8vob TIL a man lived with a bullet in his head for five years after forgetting he was shot at party. When presented with the bullet, the man recalled he had received a blow to the head around midnight at a New Year's party 5 years prior but had forgotten about it because he had been "very drunk"
VMb5m TIL that John Tyler is the only US president laid to rest under a flag not of the United States. His allegiance to the Confederacy and death during the Civil War resulted in his burial under the Confederate Flag.
O4D6 TIL: The suicide rate for the Army is up 15% over last year. For the Marines its up 28%.
bRMQ TIL that in the Marvel comics Santa Claus is actually the world’s most powerful mutant ever registered by the X-Men