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To understand working memory, scientists must resolve this debate

In dueling papers, researchers tackle key questions about working memory such as, how we hold and juggle multiple pieces of information in mind.

Specific brain circuit tied to sociability in mice

Social behavior in mouse models of autism spectrum disorder normalized when investigators triggered the release of a specific signaling substance, serotonin, in a single part of the animals’ brains, according to a new study.

Drug makes rats less likely to imbibe alcohol

Alcohol use disorders can have devastating effects on a person’s health, relationships and finances. Yet for some, the feeling they get when taking a drink temporarily outweighs these other concerns. Now, researchers have developed a new drug that coul…

How stress can help you cope with bad news

Normally, our brains have an optimism bias. However, under stressful circumstances, we get better at processing negative information, says a new study.

How to trigger innate fear response?

There are two types of fear: learned versus innate. The latter is known to be induced without any prior experience and is thus naturally encoded in the brain. A research team has now identified the brain circuit responsible for regulating the innate fe…

What is ‘Snapchat dysmorphia,’ and why is it concerning?

A new phenomenon draws the attention of surgeons and psychologists alike: people are seeking plastic surgery in order to look like their filtered selfies.

Genetic factors contributing to ‘strabismus’ — or misaligned eyes

Researchers have discovered a key gene for generating eye movements. Using zebrafish, they developed a compelling model system to analyze the brain-eye muscle connections, and found that the brain neurons use repulsive forces mediated by a protein enco…

Learning while sleeping?

Using magnetoencephalography, researchers showed that while the human brain is still able to perceive sounds during sleep, it is unable to group these sounds according to their organization in a sequence.

Belly fat linked to cognitive decline

In the largest study of its type, researchers conclude that older adults who carry more belly fat are more likely to see a reduction in cognitive ability.

Agitation in dementia: Are drugs the best treatment?

Two common symptoms in people with dementia are agitation and psychosis. Now, a panel of experts explains how best to manage them, and which drugs do work.