“Are there, then dreams other than wish-dreams; or are there none but wish-dreams?” wrote Sigmund Freud in his classic 1900 book The Interpretation of Dreams. When asked about dreams where one views ...

We all dream — but why? As with many mysteries of the mind, science doesn’t have one neat answer. “You’ll get as many answers to the question ‘What is the purpose of dreaming?’ as there are dream ...

People have pondered whether dreams have a purpose throughout human history. Modern scientists are fascinated with this question, too. For a long time, the science of dreams has oscillated between ...