A cartoon about dreaming might seem doubly pointless, like trivia wrapped in nonsense. If, however, dreaming is recognized as the play of the imagination in sleep, then the cartoon format becomes ...

(Photo Credit: iStock/Getty Images) Dreams are basically stories and images your mind creates while you sleep. They can make you feel happy, sad, or scared. They may seem confusing or perfectly ...

During this phase, now called “REM sleep,” people tended to have vivid dreams. Maybe, Kleitman suggested, the eye movements reflected “where and at what the dreamer was looking” in their ...

What new research on the avian brain and REM sleep in birds might reveal about our own dream lives. By Maria Popova I once dreamed a kiss that hadn’t yet happened. I dreamed the angle at which ...