Neurons can only efficiently fix genetic injuries when the animals are asleep.

Sleeping on a rhythmically swaying surface helps synchronize sleep oscillations in the human brain, a study finds.

People who have suffered traumatic brain injury had slower reaction times and more false starts after disrupted sleep than well-rested controls, according to a study presented at the Society for Neuroscience meeting.

Two studies identify a signaling pathway that contributes to the fish’s sleeplessness.

By examining brainwave patterns in a posterior cortical area, scientists can predict when people are dreaming.

Great frigatebirds can sleep while flying, researchers report.

People continue to hear and process words during light non-REM sleep, a study shows.

Autonomic nervous system activity during sleep may help explain variation in the extent to which the behavior aids memory consolidation, a study shows.

The first night people sleep in a new place, one of their brain hemispheres remains somewhat alert, a study shows.