Simplacio Del Vecchio exhibits a dog with a sutured cardiac wound before the 11th International Medical Congress in Rome. National Library of Medicine. 10,000-8,000 B.C.E. The heart symbol, the ...
Valentine’s Day is once again upon us. In 2006, Keelin McDonell attempted to track down the origin of the holiday’s heart-symbol to explain how it got its familiar shape. Her article is reprinted ...
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