With this wider view, Samson builds a complex argument about human sleep. He argues it’s a big part of what makes us human.

Research reveals a hidden genetic link that dictates exactly how your nighttime routine impacts your brain.

If you have ever woken in the dead of night and lain awake for ...

Add Yahoo as a preferred source to see more of our stories on Google. Author David Samson has climbed trees to study chimpanzee nests in his quest to understand how human sleep evolved. - Bill McGrew ...

Ever wondered why you sometimes have conversations in your sleep? These are the three leading explanations, according to biology.

Add Yahoo as a preferred source to see more of our stories on Google. A painting of a woman waking up. The wild thing about Ekirch’s study was that the evidence of biphasic sleep was staring us in the ...

On dry nights, the San hunter-gatherers of Namibia often sleep under the stars. They have no electric lights or new Netflix releases keeping them awake. Yet when they rise in the morning, they haven’t ...

Studies suggest that for optimal health, it's best to go to sleep and wake up at roughly the same time each day.

A recent study suggests that zebrafish have four sleep substates, just like humans do—and one of them is akin to an afternoon ...

The Sleep Sprinter, the 3 a.m. Doomscroller, the Human Snooze Button — we’re all familiar with these archetypes of sleep deprivation. You probably already know that inadequate sleep can raise your ...

Sleep hygiene isn’t a quick fix. Experts share simple, science-backed habits that can help you fall asleep faster and wake up ...