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.

That might seem like an evolutionary disadvantage, given sleep leaves us immobile and potentially vulnerable to attacks for ...

REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.

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

For more on the nature of sleep, go here.] Scientists believe that dreaming plays a role in the consolidation of memories, ...

Balance your weight-to-warmth ratio like a pro to get the best sleep you’ve ever had in the backcountry. A good night’s sleep ...

Around 70% of college students report getting less than eight hours of sleep a night. With looming deadlines, buzzing social ...

We enter a deep, coma-like sleep that is as essential to our brain as food is to our body. It’s a time for physiological housekeeping—not for dreaming. Sleep, defined as a behavior marked by ...