13 Common (But Silly) Superstitions

LiveScience:

If you are spooked by Friday the 13th, you’re in for a whammy of a year. This week’s unlucky day is the first of three for 2012. And it would come as no surprise if many among us hold at least some fear of freaky Friday, as we humans are a superstitious lot.

Many superstitions stem from the same human trait that causes us to believe in monsters and ghosts: When our brains can’t explain something, we make stuff up. In fact, a 2010 study found that superstitions can sometimes work, because believing in something can improve performance on a task.

Here, then, are 13 of the most common superstitions.

Read the full story: LiveScience

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