› added 8 years ago

196

TIL - Since 2008, more than 44 BILLION dollars has been spent on gift cards that were then never used.

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b6vej TIL researchers at John Hopkins thought they'd discovered a medical breakthrough when they found a special metabolite in the urine of schizophrenic patients that nobody else had. Eventually, someone realized that ward was simply being served a different brand of coffee.
Me0xb TIL The ancient Pompeians “did not have ‘perfect teeth’”, and were subject to tooth decay, gum disease, etc.
QNxgp TIL - We as humans on earth, live under a 14.7 PSI atmosphere. PSI gauges do not account for this.
xA9k TIL In 1965, Andre the Giant received a draft notice for French’s peace time army, but was unable to join as there were no shoes big enough, bunks long enough, or trenches deep enough to accommodate him.
BgBvK TIL that ancient Roman concrete is more durable than modern concrete and can heal its own cracks. It has lasted for millennia due to its unique composition, including volcanic ash, which prevents cracks from spreading. Recent studies have found that the material actually grows stronger over time.