Neuroscience

Genetics

How you bet is affected by your genes

When betting, people's decisions are influenced by variations in a set of genes that regulate the brain chemical dopamine.

Neuroscience

Visualization offers view of a nerve cell’s dispatch center

To get a closer look at how messages move in the brain, researchers created a 3-D visualization that provides a clearer view of how nerve cells communicate.

Neuroscience

Neurons pull together as a brain learns

Learning and memory in rats is linked with increases in cortical oscillations, or brain cells firing off in groups, a new study shows.

Neuroscience

Brain signal reappears after ADHD symptoms fade

In adults who no longer have ADHD, brain synchrony appears.

Tech

Exoskeleton helps paraplegic kick off World Cup

A paralyzed person wearing a brain-controlled robotic exoskeleton has made the first kick at the 2014 soccer World Cup.

Neuroscience

Crayfish get anxious, too

After receiving a shock, crayfish act anxious, avoiding brightly lit areas.

Health & Medicine

Anesthesia linked to effects on children’s memory

Undergoing anesthesia as an infant may impair a person's ability to recall details later in life, a new study suggests.

Neuroscience

Rats feel regret, experiment finds

When they turn down a good meal for a lesser one, rodents regret their choice, a study suggests.

Neuroscience

Stem cell approach for Parkinson’s disease gets boost

Postmortem study finds Parkinson’s patients can retain transplanted neurons for years.

Neuroscience

Sleep strengthens some synapses

Mice show signs of stronger neuron connections when allowed to sleep after learning a trick.

Neuroscience

Stress and the susceptible brain

Some of us bounce back from stress, while others never really recover. A new study shows that different brain activity patterns could make the difference.

Health & Medicine

Brain’s support cells play role in hunger

Once considered just helpers for neurons, astrocytes sense the hormone leptin and can change mice’s appetites.