Hallucinogens like DMT, psilocin, and LSD might rewrite the rules of sleep, blurring the line between dreams and reality.

“In dementia, brain activity during REM sleep becomes slower, which is associated with a reduction in the ability to remember certain life events and retain information. “Stimulating brain ...

What if we didn't need sleep to dream? Well, scientists may have found a way to hack those benefits even when you're awake.

The brain waves of a person in REM sleep look very similar to those of a person who is awake, which is why some sleep-tracking apps show blocks of REM as occurring near the top of the graph ...

The brain waves seemed remarkably synced to rapid eye movement (REM) sleep, which University of Chicago researchers had connected with dreaming six years earlier. These new brain activity patterns ...

Researchers may have found a way to get the benefits of sleep through artificial naps, but the research is far from complete.

Not spending enough time in the two deep stages of sleep — slow-wave and rapid eye movement, or REM, sleep — may hasten the deterioration of parts of the brain associated with Alzheimer’s ...

A power nap has long been touted as a magic reset button for the brain—but what if you didn’t need to sleep at all to feel ...