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brain research

Research articles and news stories tagged with brain research

·November 19, 2025·7 min read

Lithium Fails to Slow Cognitive Decline in Alzheimer’s

A new meta-analysis of six randomized controlled trials shows that lithium supplementation does not significantly slow cognitive decline in people with mild cognitive impairment or Alzheimer’s disease. While preclinical evidence suggests lithium supports resilience against amyloid and tau pathology, these benefits failed to translate to clinical outcomes using traditional lithium salts.

Featured Neuroscience

·November 19, 2025·6 min read

Brain’s “Hourglass Timer” Controls the Precise Timing of Movement

Researchers have discovered how the brain keeps time for precise movements, revealing a neural “hourglass” mechanism between the motor cortex and striatum. The motor cortex sends timing signals that accumulate in the striatum until they reach a threshold that triggers action.

This shows a stressed mom and teething baby.

Featured Neuroscience Psychology

·November 19, 2025·7 min read

Maternal Stress Speeds Up Baby Teething

New research shows that infants whose mothers had higher cortisol levels during late pregnancy experience significantly earlier eruption of primary teeth. Babies of mothers with the highest cortisol levels had, on average, four more teeth by six months than those of mothers with the lowest levels.

Featured Neuroscience

·November 18, 2025·6 min read

Eyes Blink in Time With Music, Revealing Hidden Brain Rhythms

New research shows that spontaneous eye blinks naturally sync to the beat of music, revealing a hidden form of auditory-motor synchronization that occurs even without conscious movement. In more than 100 participants listening to steady-tempo classical music, both blinks and brainwaves aligned with the rhythm, even when songs were played backward or replaced with tone-based beats.

Featured Genetics Neuroscience Visual Neuroscience

·November 18, 2025·6 min read

Night-Vision Disorders Share a Surprising Cellular Trigger

New research reveals that the loss of a single ion channel, TRPM1, is enough to produce persistent rhythmic oscillations in the retina, a feature observed in both congenital stationary night blindness and retinitis pigmentosa. By comparing Trpm1 and mGluR6 knockout mice, researchers identified a disrupted circuit between rod bipolar cells and AII amacrine cells that produces anti-phase oscillations interfering with visual signaling.

Featured Neuroscience Psychology

·November 18, 2025·7 min read

Deep Brain Stimulation Promising for Severe, Resistant Depression

A new clinical trial shows that deep brain stimulation (DBS) improved symptoms in half of adults with treatment-resistant depression, with one-third reaching remission. Researchers found that theta-frequency brain activity in the bed nucleus of the stria terminalis (BNST) predicted how well each patient responded.

Featured Neuroscience Psychology

·November 18, 2025·7 min read

Rare ADHD Gene Variants Linked to 15-Fold Higher Risk

A massive international genetic study has uncovered rare, high-effect variants in three specific genes—MAP1A, ANO8 and ANK2—that dramatically increase the likelihood of developing ADHD. These variants, though extremely uncommon, strongly affect genes expressed in dopaminergic and GABAergic neurons, influencing brain development from fetal life onward.

Featured Neuroscience

·November 17, 2025·6 min read

Animal-Free Brain Tissue Breakthrough Could Transform Drug Testing

Researchers have created functional brain-like tissue without relying on any animal-derived materials, marking a major step toward more ethical and reproducible neurological research. By transforming a chemically inert polymer (PEG) into a porous, maze-like scaffold, scientists enabled donor brain cells to organize into active neural networks.

Featured Neuroscience

·November 17, 2025·6 min read

Next-Gen Wearable Lets You Control Machines with Simple Gestures

A new wearable system uses stretchable electronics and artificial intelligence to interpret human gestures with high accuracy even in chaotic, high-motion environments. Unlike traditional gesture-based wearables that fail under movement noise, this patch-based device filters interference in real time, allowing gestures to reliably control machines such as robotic arms.

This shows a person in a forest standing at a crossroads.

Featured Neuroscience Psychology

·November 17, 2025·5 min read

Quitting Impossible Goals May Actually Boost Wellbeing

A sweeping analysis of 235 studies shows that holding onto impossible goals harms mental and physical wellbeing, increasing stress and lowering life satisfaction. In contrast, releasing unachievable goals — and crucially, shifting toward new, attainable ones — improves mood, resilience, and overall psychological health.

Featured Neuroscience

·November 17, 2025·9 min read

How Mounjaro Alters Craving Circuits in the Brain

A rare intracranial brain-recording study revealed that tirzepatide, a GLP-1 and GIP receptor agonist, temporarily silences craving-related neural activity in a key reward circuit of the brain. Using implanted electrodes in a patient with treatment-resistant obesity and loss of control eating, researchers observed that the drug initially shut down signaling in the nucleus accumbens.

Featured Neuroscience

·November 17, 2025·4 min read

Brain Splits Smell Into “What It Is” and “How It Feels”

New research shows that the brain separates “what an odor is” from “how it feels,” with each processed at distinct times. Shortly after an odor is presented, the brain activates a fast, objective signal that tracks molecular features and supports accurate odor discrimination.

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brain research

Lithium Fails to Slow Cognitive Decline in Alzheimer’s

Brain’s “Hourglass Timer” Controls the Precise Timing of Movement

Maternal Stress Speeds Up Baby Teething

Eyes Blink in Time With Music, Revealing Hidden Brain Rhythms

Night-Vision Disorders Share a Surprising Cellular Trigger

Deep Brain Stimulation Promising for Severe, Resistant Depression

Rare ADHD Gene Variants Linked to 15-Fold Higher Risk

Animal-Free Brain Tissue Breakthrough Could Transform Drug Testing

Next-Gen Wearable Lets You Control Machines with Simple Gestures

Quitting Impossible Goals May Actually Boost Wellbeing

How Mounjaro Alters Craving Circuits in the Brain

Brain Splits Smell Into “What It Is” and “How It Feels”

Neural Ultrasound Boosts Learning in 60 Seconds

CBD Can Reduce Aggression in Dogs

Watching Pain on Screen Can Make Your Body Flinch

Brain Damage in Schizophrenia May Begin in Specific Neural Epicenters

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