Summary: A new longitudinal study establishes the first timeline showing how early-life outdoor play supports children’s mental health through middle childhood. Children who regularly play outdoors between ages two and four are significantly more likely to maintain low levels of emotional and behavioral difficulties up to age eight. Analyzing data from thousands of children, the … Read more

Summary: New research identifies a previously unrecognized biological mechanism that contributes to cognitive decline and accelerated aging in people living with chronic viral infections. The team found that breakdown of protective, anti-inflammatory sugar molecules called glycans promotes persistent systemic inflammation in people with HIV. Using sialidase inhibitors — a drug class commonly used against influenza … Read more

Summary: Researchers created a high-resolution spatial map of molecular changes that selective serotonin reuptake inhibitors (SSRIs) produce within the brain’s primary serotonin hub. Using spatial transcriptomics, the team traced gene-expression shifts in the dorsal raphe nucleus after both short-term and long-term fluoxetine treatment. These results challenge the traditional idea that the serotonin system is uniform. … Read more

Summary: Researchers have applied machine learning to detect hidden neurological signatures in the brain’s baseline electrical activity, removing the need to capture active seizures to support an epilepsy diagnosis. An advanced pattern-recognition algorithm can identify subtle electroencephalogram (EEG) abnormalities associated with a genetic form of epilepsy with high accuracy, offering a path toward earlier, noninvasive … Read more

Summary: Researchers have identified a critical cellular switch that helps determine whether Alzheimer’s disease pathology leads to clinical dementia. By analyzing brain tissue from older adults—including cognitively healthy centenarians—the team mapped how microglia, the brain’s resident immune cells, change states in response to amyloid-beta and tau. Their results point to active, age-dependent cellular mechanisms of … Read more

Summary: Recent research charts a clear shift in bioelectronics, moving away from rigid silicon microchips toward intrinsically soft, brain-inspired computing networks. The physical mismatch between hard silicon platforms and the flexible, dynamic surfaces of human organs has long caused tissue irritation, device delamination, and premature failure. New materials and circuit designs promise devices that mechanically … Read more

Summary: A new study introduces a streamlined framework for analyzing complex neural circuits by grouping individual neurons into broad, reusable structural categories. Researchers working with fruit flies (Drosophila) found that two hierarchical sets of regulatory genes pattern more than 8,000 distinct neuron types into fewer than 200 core structural “ground plans,” creating a scalable blueprint … Read more

Summary: Researchers report a major advance in autism research: structural brain abnormalities and related behavioral deficits in a mouse model of autism spectrum disorder (ASD) were reversed. The team identified a clear defect in the axon initial segment (AIS) — the critical segment at the root of a neuron where electrical action potentials originate — … Read more

Summary: A large new study identifies specific sleep behaviors that predict structural signs of brain aging in healthy middle-aged and older adults. Researchers analyzed longitudinal MRI data from more than 23,000 participants to measure the accumulation of white matter lesions—tissue damage linked to cognitive decline and a higher risk of dementia. Instead of treating sleep … Read more

Summary: New research reveals how repeated cannabis use during adolescence can alter the developing brain. Using specialized MRI measures of tissue iron — a biological marker tied to dopamine system maturation — investigators found that frequent cannabis use, especially of high‑potency products, is associated with lower iron levels in deep brain regions involved in motivation … Read more