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How does the hippocampus coordinate memory encoding and retrieval?

A team of scientists has unveiled how the hippocampus orchestrates multiple memory processes, including encoding new information, forming memories, and retrieving them.

How the brain enables flexible decisions

Our brain is remarkably flexible in producing different reactions to supposedly comparable situations. The same sensory information can lead to different decisions depending on the behavioral context. One example of this is a penalty kick in soccer: a …

Innovative program helps seniors manage stress

A new study shows significant long-term reductions in the stress hormone cortisol in seniors taking part in the O’stress program.

Blood test may detect stroke type before hospital arrival, allowing faster treatment

People with brain bleeds had nearly 7 times higher blood levels of a specific brain protein, called glial fibrillary acidic protein (GFAP), than those who had strokes caused by clots in a study conducted in Germany.

Biomarker tied to premature cell aging may signal stroke, dementia, late-life depression

Shorter protective caps on chromosomes called telomeres, a proposed marker of accelerated biological cell aging, may be associated with an increased risk of stroke, dementia and late-life depression, according to an analysis of more than 356,000 people…

A hearing aid for … your nose?

Scientists have discovered a feedback loop in the brain’s odor center that seems to put smells and sounds into context. The feedback loop may help animals adjust their behaviors in response to new sensations.

Findings may lead to blood test to predict risk of postpartum depression

Women who go on to develop postpartum depression (PPD) may have characteristic levels of neuroactive steroids, molecules derived from the hormone progesterone, in their blood during the third trimester of pregnancy, according to a new study. These mole…

How group size affects cooperation: Insights from brain science

New research challenges conventional wisdom that larger group size reduces cooperation by showing that fluid connections and innate prosocial instincts enable humans to thrive in larger social circles.

Advanced brain circuit-mapping technique reveals new anxiety drug target

Investigators have identified in a preclinical model a specific brain circuit whose inhibition appears to reduce anxiety without side effects. Their work suggests a new target for treating anxiety disorders and related conditions and demonstrates a gen…

Routine brain MRI screening in asymptomatic late stage breast cancer patients

A new study shows that asymptomatic brain metastasis is more common in stage 4 breast cancer patients than previously believed. The study suggests that doctors may need to rethink current screening guidelines for detecting brain metastasis in patients …