News tagged with neurons

Turning off depression in the brain

Scientists have traced vulnerability to depression-like behaviors in mice to out-of-balance electrical activity inside neurons of the brain's reward circuit and experimentally reversed it – but there's ...

Apr 17, 2014
popularity 4.3 / 5 (13) | comments 2

The fastest neurons in the brain

(Medical Xpress)—If you ask a child which is the world's fastest animal, they may tell you anything from cheetah, falcon or swift, to sailfish. If you ask a neuroscientist what is the fastest spiking neuron, ...

Aug 07, 2014
popularity 4.3 / 5 (13) | comments 0 report

Controlling individual neurons with your brain

(Medical Xpress)—In many ways humans are universal machines. We can generate an answer to any question asked of us or move our body into any configuration our joints permit. We can do this near-instantaneously, ...

Apr 09, 2014
popularity 4.6 / 5 (10) | comments 2 report

How to erase a memory—and restore it

Using a flash of light, scientists have inactivated and then reactivated a memory in genetically engineered rats. The study, supported by the National Institutes of Health, is the first cause-and-effect evidence ...

Jun 01, 2014
popularity 5 / 5 (8) | comments 1

Brain: Balancing old and new skills

To learn new motor skills, the brain must be plastic: able to rapidly change the strengths of connections between neurons, forming new patterns that accomplish a particular task. However, if the brain were ...

Dec 09, 2013
popularity 4.8 / 5 (8) | comments 0 | with audio podcast