Scientists have long studied the role of dopamine, a chemical in the brain that helps control learning and movement, in order ...

How does dopamine control both movement and learning? New research reveals that acetylcholine acts as a "switch" for dopamine ...

In a serendipitous discovery, UC San Diego researchers using cryo-EM technology captured the first visualizations of the 3-D structure of the muscle acetylcholine receptor in fetal and adult muscles.

New treatments for nicotine addiction and certain muscular diseases may soon take a step forward, thanks in part to research on a tiny, bacteria-eating worm found in soil around the world. New ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen environmental ...

The connections between the nervous system and muscles develop differently across the kingdom of life. It takes newborn humans roughly a year to develop the proper muscular systems that support the ...

Researchers have identified a mechanism by which acetylcholine, a neurotransmitter best known for its role in muscle control ...

WE have recently carried out some experiments on the form of the contraction given by the gastrocnemius muscle of a winter frog 1 in response to a single electrical stimulus. In certain circumstances, ...