Getting "a good night's sleep" is a phrase we are all familiar with. Sleep and its "quality" are things many of us struggle with. Sleep is a hugely studied research topic. Just typing "sleep" as a ...

Here’s what you’ll learn when you read this story: We have evolved a sleep cycle that goes from non-REM to REM sleep and back again, but until now, the biological function of this oscillation was ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We spend one-quarter to one-third of our lives sleeping, but while we rest, the brain remains ...

A new study on sleep and learning shows a new development about the brain's activity at rest. Some of the neurons in the brain might be firing off during sleep in a way that convinced researchers the ...