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This shows a brain made of trees and a cityscape.

·April 3, 2026·10 min read

How Your Neighborhood and Nation Shape Your Brain’s Age

A 34-country study reveals that the "exposome"—the combination of pollution, social inequality, and political context—is 15 times more predictive of brain aging than any single risk factor. The research calls for a shift from individual "lifestyle" advice to broad structural policy changes to protect global brain health.

Featured Genetics Neurology Neuroscience

·April 3, 2026·9 min read

Alzheimer’s Risk Gene Shrinks Neurons

The APOE4 gene triggers a protein called Nell2, which shrinks neurons and causes brain hyperactivity. Lowering Nell2 levels reversed these effects in mice, offering a new target for early Alzheimer's intervention.

Featured Neuroscience

·April 2, 2026·8 min read

Noninvasive Stimulation “Talks” to the Brain’s Memory Center

Neuroscientists have used personalized magnetic stimulation to successfully modulate the deep-seated hippocampus. By mapping individual brain connectivity, the team has created a noninvasive "remote control" for memory and emotion centers.

Featured Neuroscience

·April 2, 2026·8 min read

Neurons Lose Their “Adaptability” in Old Age

Researchers are developing a multiscale "neurometabolic" model to track how the brain's energy consumption drives aging and Alzheimer's. The $3.3M project aims to identify metabolic warning signs years before cognitive decline begins.

Featured Neuroscience

·April 2, 2026·9 min read

Suckers for Love: Octopus Arms “Tastes” for a Mate

Biologists have discovered that the male octopus’s mating arm is a sophisticated sensory organ that "tastes" female hormones. The study reveals how these solitary creatures use "taste-by-touch" receptors to find and recognize mates in total darkness.

Featured Neuroscience

·April 2, 2026·9 min read

Plug-and-Play Sensor Listens to the Developing Brain

Researchers have developed CAMEO, a low-cost carbon nanotube sensor for monitoring human brain organoids. The scalable "basket" design allows for large-scale studies of neurodevelopmental disorders like Angelman syndrome.

Featured Genetics Neuroscience

·April 2, 2026·7 min read

New AI Architect for Designing Custom DNA

Researchers have launched CREsted, an AI-driven software package that automates the analysis and design of gene regulatory elements. The tool allows for the creation of synthetic DNA "switches" with high cell-type precision.

Featured Neurology Neuroscience Pain

·April 2, 2026·9 min read

Brain Circuit That “Invents” Chronic Pain Identified

Neuroscientists have identified a dedicated brain circuit responsible for chronic pain. By silencing this loop, researchers were able to end pain hypersensitivity in mice without affecting their ability to feel necessary, acute pain.

Featured Neuroscience Visual Neuroscience

·April 2, 2026·8 min read

How the Brain Builds Images Step-by-Step

How does the brain see edges and shapes? A new study confirms the Hubel and Wiesel model, showing that orientation selectivity is constructed in the visual cortex. Discover how the brain turns raw thalamic signals into visual perception.

Featured Neuroscience

·April 2, 2026·6 min read

Aggression Switch: Brain Path That Turns Threats into Attacks Found

Researchers have identified a neural pathway (LH to DRN) that controls physical attacks in mice without affecting threat displays. The study suggests that maladaptive aggression may be driven by an internal "aversive" state linked to early-life stress.

Featured Neurology Neuroscience

·April 2, 2026·7 min read

Mono Linked to a Threefold Increase in MS Risk

A study of nearly 19,000 people reveals that a history of infectious mononucleosis (mono) triples the risk of developing Multiple Sclerosis. The findings suggest that preventing Epstein-Barr virus infections could be a key strategy in reducing MS cases.

Featured Genetics Neuroscience

·April 2, 2026·8 min read

Poised Genes Time the Brain’s Growth

How does the brain time its own development? A new study explores histone bivalency—an epigenetic "red and green light" system that prevents premature neuron maturation and helps adult brains respond to stress and injury.

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Featured

How Your Neighborhood and Nation Shape Your Brain’s Age

Alzheimer’s Risk Gene Shrinks Neurons

Noninvasive Stimulation “Talks” to the Brain’s Memory Center

Neurons Lose Their “Adaptability” in Old Age

Suckers for Love: Octopus Arms “Tastes” for a Mate

Plug-and-Play Sensor Listens to the Developing Brain

New AI Architect for Designing Custom DNA

Brain Circuit That “Invents” Chronic Pain Identified

How the Brain Builds Images Step-by-Step

Aggression Switch: Brain Path That Turns Threats into Attacks Found

Mono Linked to a Threefold Increase in MS Risk

Poised Genes Time the Brain’s Growth

Healthy Plant-Based Eating Lowers Dementia Risk

Estrogen Levels at the Moment of Trauma Predict PTSD

Toddler Habits Predict Teenage Fitness

Brain’s Endurance Program: Hypothalamus Remembers Exercise

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