New research is shedding light on mysterious sleep mechanisms in an unexpected source: the Australian dragon lizard.

SAN ANTONIO — The Spekboom Lodge is now allowing guests to stay overnight. Its first guests will be checking in on Friday.

In the wild, several types of whales have been spotted sleeping horizontally, close to the surface. But sperm whales seem to ...

Ants| They have unique sleep patterns that vary by role within the colony. Queen ants take frequent, brief naps throughout ...

Think of your circadian rhythm as your physiological 24-hour cycle, while your chronotype is your natural, or preferred, ...

Social media users could relate to the woman's fear in the viral clip, with one saying "there is nothing more terrifying." ...

We spoke with sleep experts about the afternoon slump, including causes, what you can do to manage it and when it might be a clue that something more serious is going on.

Researchers are revealing how the people we share a bed with, from childhood to adulthood, affects our health and well-being.

Dysfunctional neurons in the cerebellum, a brain region that controls motor functions, reduced REM sleep in mice.

The study does not prove that stroke causes abnormal ... For Many Animals Sleep Is a Social Activity, but It's Usually Studied as an Individual Process Sep. 5, 2024 — Group sleeping can impact ...

Wildlife rehabilitators can legally care for injured or sick squirrels, but the animals can't be pets in many states.

Immune cells rush to the brain and promote deep sleep after a heart attack, according to a new study 1 involving both mice ...