What Your Dreams Actually Mean, According to Science

If dreams were movies, they wouldn't make a dime. They're often banal, frequently fleeting and they're screened for an audience of just one. As for the storyline? You're in a supermarket, only it's also Yankee Stadium, shopping with your second-grade teacher until she turns into Ruth Bader Ginsburg. Then you both shoot a bear in the cereal aisle. Somebody call rewrite.

But dreams are vastly more complex than that, and if you've got a theory that explains them, have at it.