Dreams are not random mental noise. A large study of more than 3,700 dream and waking reports found that what we experience during sleep is shaped by both our personalities and the world around us.

In France, some people believe that eating cheese before bed will give you wild dreams. But science is pointing somewhere else: the content of our dreams seems to be shaped by a mix of personality and ...

Here’s what you’ll learn when you read this story: Far from being videos of our lives that are replayed in sleep, dreams are actually interpretations of what we experience in the waking world.