What's up in

sleep

Art for "You Are Getting Sleepy — Tagged Proteins May Point to Why"
neuroscience

You Are Getting Sleepy — Tagged Proteins May Point to Why

The identification of SNIPPs, a set of proteins found primarily at the brain’s synapses, brings science closer to understanding why we need to sleep.

Clock
Abstractions blog

How Circadian Clocks Differ From Sleep

The circadian clock is in nearly every cell, and researchers have untangled many of its secrets. But sleep has been harder to pin down.

Photo of a sleeping rat with a teddy bear
chronobiology

Researchers Tap a Sleep Switch in the Brain

Powerful new experiments have uncovered some of the molecular underpinnings of sleep.