REM sleep is already called "paradoxical sleep." The body is largely still, yet the brain is highly active. In humans, this is also the stage most closely associated with vivid dreaming. Our study, published in Communications ...
The brain demands a lot of energy compared with other organs. However, it can also make do when energy supplies are scarce, flexibly processing information using what is available. How the brain resourcefully allocates this ...
Jul 28, 2026
0
10
A new study led by University of Manchester scientists has revealed that brighter, more consistent daytime light exposure could be key to earlier bedtimes, better-quality sleep and deeper rest. The research throws new light ...
Jul 10, 2026
0
44
Sleep is one of the most widely studied states of consciousness, known to play a role in physical recovery, the processing of memories and the regulation of immune functions. During sleep, the brain transitions between light ...
Some mornings when you wake up, your head is fuzzy, your body is heavy, and you don't feel rested. It felt like you were dreaming all night. But did all that dreaming actually wear you out? Let's look at what the science ...
May 27, 2026
0
7
In his wildest dreams, HHMI Investigator Massimo Scanziani never imagined he'd study sleep. But, when a postdoc in the lab suggested studying eye movements in sleeping animals, Scanziani's curiosity was awakened.
May 26, 2026
0
9
Humans and other mammals cycle through distinct sleep phases. One of them is easily recognized by the darting motion of the eyes behind closed lids, giving it its name: REM (rapid eye movement) sleep. This is the state in ...
May 6, 2026
0
6
Not everyone can sleep through rumbling traffic or a spouse's incessant snoring. If you do, you may pride yourself on being a "deep" or "heavy" sleeper. If you struggle to fall or stay asleep, you may consider yourself a ...
Apr 26, 2026
0
8
Researchers led by Guilio Bernardi at the IMT School for Advanced Studies Lucca in Italy have discovered a key relationship between dreaming and the feeling of having had a good night's sleep. Published in PLOS Biology, the ...
Mar 24, 2026
0
23
Some mornings, you wake up and the dream is right there. Clear and vivid. You might still feel the emotion in your chest, and it can take a few minutes to remember where you are and what was real.
Mar 3, 2026
0
15
