Resting brain stem cells hardly differ from normal astrocytes, which support the nerve cells in the brain. How can almost identical cells perform such different functions? The key lies in the ...

Every year, millions of lives are suddenly, swiftly transformed by a stroke, which occurs when a blood vessel traveling ...

As we get older, everything in our bodies age, even our cells. But brain cells are different. Most neurons last a lifetime, and the adult brain even contains several areas that can make new neurons ...

When the myelin sheath that surrounds nerve fibers in the brain and spinal cord becomes damaged, a number of debilitating conditions can result that limit mobility, inhibit independence and reduce ...

A group of Chinese researchers has created a robot with a brain made of human stem cells. The technology is technically a "brain-on-a-chip," and the researchers have been working to train the robot to ...

As we sleep, the brain rids itself of waste built up throughout the day. But how? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We spend ...