A series of different faces making different facial expressions

The 16 facial expressions most common to emotional situations worldwide

At a time when nativism is on the rise, a new study reveals the universality of human emotional expression.

ISRIB illustration

Drug reverses age-related mental decline within days

Rapid rejuvenation in mice suggests physiological — and removable — blockages may be behind certain cognitive issues.

Man anxiously looks at his laptop

What uncertainty can mean for your mind and body

The stress of uncertainty, especially when prolonged, is among the most insidious.

Clock protein illustration

Scientists discover how a common mutation leads to ‘night owl’ sleep disorder

A small change in our biological clocks lengthens the clock period, causing people to stay up late at night and sleep late in the morning.

Brain with red and blue sunglasses on

Understanding the partisan brain

A new study shows a never-before-seen glimpse of how political polarization looks in our brains.

A replicated brain aneurysm

Lab team develops first-ever living 3D-printed aneurysm to improve surgical procedures, personalize treatments

The replica represents a significant step in developing better care for the 1 in 50 Americans who will suffer from brain aneurysms.

Cronutt post-op

How a UCSF team is giving Cronutt the sea lion a second chance with neuroscience

Cronutt, a sea lion suffering from toxic algae-induced epilepsy — a problem on the rise due to climate change — gets a shot at a better life.

Baby sleeping in purple hat

Why you should never feel guilty about getting a good night’s sleep

UCLA researchers behind a new study on the human brain say ‘sleep is as important as food.’

An older man with a clock graphic behind him

How we sleep today may forecast when Alzheimer’s disease begins

Get some more sleep — deep, restorative slumber may defend against virulent dementia.

Ganguly in the lab

First ‘plug and play’ brain prosthesis demonstrated in paralyzed person

In a significant advance, researchers have developed a way to make prosthetics ‘learn’ better from the brains that control them.