Loss and dysfunction of synapses have been linked to age-related cognitive decline and observed in Alzheimer's and other ...

When HHMI Investigator Amita Sehgal started studying sleep 25 years ago, the topic elicited a yawn from most biologists. "In ...

New research finds that sleep is essential for protecting brain mitochondria by transferring toxic metabolic waste from neurons to glial cells for disposal.

Scientists reveal how sleep protects brain cells, manages metabolic damage, and may help explain links to Alzheimer’s disease ...

A new study shows that prolonging cellular energy in brain cells helps transform fleeting experiences into lasting memories.

Age can make memory feel like something that only moves in one direction. A name slips away. A route you know well turns ...

Imagine balancing a ruler vertically in the palm of your hand: you have to constantly pay attention to the angle of the ruler ...