Neuroscience

'Gut sense' is hardwired, not hormonal

If you've ever felt nauseous before an important presentation, or foggy after a big meal, then you know the power of the gut-brain connection.

Neuroscience

In first, scientists use sound waves to control brain cells

Salk scientists have developed a new way to selectively activate brain, heart, muscle and other cells using ultrasonic waves. The new technique, dubbed sonogenetics, has some similarities to the burgeoning use of light to ...

Neuroscience

How the brain strings words into sentences

(Medical Xpress) -- Distinct neural pathways are important for different aspects of language processing, researchers have discovered, studying patients with language impairments caused by neurodegenerative diseases.

Neuroscience

Researchers map, measure brain's neural connections

Medical imaging systems allow neurologists to summon 3-D color renditions of the brain at a moment's notice, yielding valuable insights. But sometimes there can be too much detail; important elements can go unnoticed.

Neuroscience

Tools for illuminating brain function make their own light

Optogenetics has taken neuroscience by storm in recent years because the technique allows scientists to study the brain conveniently in animals, activating or inhibiting selected groups of neurons at the flip of a switch. ...

Medical research

Miniature wireless device creates way to study chronic pain

Ada Poon, a Stanford assistant professor of electrical engineering, is a master at building miniscule wireless devices that function in the body and can be powered remotely. Now, she and collaborators in bioengineering and ...