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

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.

However, there's a chance that you're getting less REM sleep than normal due to an unhealthy lifestyle. In that case, here are some tips that may boost your quality of sleep: Treat any sleep ...

we’re also regulating our mood and consolidating our memories. Rapid eye movement, or REM, sleep was discovered in 1953—more than 15 years after stages 1 through 4 had been mapped—by Eugene ...