Ever wonder where superstitions come from? This week we cover some origins of these spooky-stitions. Black cats used to be good luck until the Pope declared otherwise and one of the most powerful leaders used to be deathly afraid of these felines. You may think twice about where you place mirrors in your house but if you break one you could reverse the curse at moonlight. What's one of your favorite superstitions or least favorite?
the article mentioned- What is the Casimir effect? - Scientific American
