Download the MP3 audio version of this story here, or sign up for The Explainer’s free daily podcast on iTunes. Valentine’s Day is once again upon us. In 2006, Keelin McDonell attempted to track down ...
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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