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TIL rats will rescue their distressed pals even when they’re offered chocolate instead, showing that the urge to help a fellow rat was at least as strong as the desire for food.

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pYd8b TIL That coconut water, being almost identical to blood plasma, can be used as a plasma substitute. During World War II, many soldiers in the Pacific were saved through emergency transfusion using coconut water as replacement for intravenous plasma.
9w6Pr TIL that Africa's average population is the youngest amongst all continents; the median age in 2012 was 19.7, when the worldwide median was 30.4.
8aZBV TIL at an Alabamian church in 1902 someone yelled "there's a fight!" The congregation instead heard the word "fire" and began to attempt to escape. In the ensuing stampede 115 people were killed.
ADjoo TIL that 14.7% of men that had a vasectomy reported pain in the testicles (PVPS) that didn't go away at least 7 months after the procedure, with 0.9% describing the pain as "quite severe and noticeably affecting their quality of life".
byY9 TIL that West Germany’s players were injected with meth before they won the 1954 World Cup final.