Animals have evolved to sleep in extreme ways — for example, taking micro naps during parenting, sleeping on the wing during ...

I sleep eight hours a night but I'm still exhausted; what's going on? Sleep specialist Dr. Lindsey Browning explains my ...

Lucid dreaming has all manner of benefits, from honing your skills to defeating PTSD - if you can learn to control it ...

The genre of science fiction has a lot to say about sleep. Here are 11 great stories, from TV, film and books.

Some animals can sleep with just half their brain at a time. Understanding this phenomenon can help us learn more about human ...

I had been a member of the Children of God for two decades, but was growing disillusioned with its controlling behaviour and increasingly worrying sexual practices. Then I heard Michael Stipe’s lyrics ...

Birds exhibit unihemispheric sleep, a fascinating compromise between rest and survival. One half of their brain remains alert ...

Animals that navigate extreme conditions and environments have evolved to sleep in extreme ways Every animal with a brain needs sleep — and even a few without a brain do, too. Humans sleep, birds ...

After analyzing many previous studies on lucid dreaming, researchers have defined it as a state that differs significantly from both REM sleep and wakefulness. The awareness of dreaming during a lucid ...

Cannabis might give you a break from sleep struggles, especially if you're dropping alcohol from your routine.

Drew Magary’s Thursday Afternoon NFL Dick Joke Jamboroo runs every Thursday at Defector during the NFL season. Got something ...