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Karolinska Institute

·June 1, 2026·9 min read

Semantic Knowledge Is Key to Human Innovation

A new neuroscience study leverages a 1,200-participant trial and cultural computer modeling to prove that "semantic knowledge" is the absolute baseline requirement for human innovation.

Featured Genetics Neurology Neuroscience

·March 23, 2026·9 min read

Meat Intake Modifies Genetic Dementia Risk

A new 15-year study finds that higher meat intake may protect against dementia and cognitive decline specifically in carriers of the APOE4 "Alzheimer's gene." The findings suggest that precision nutrition based on genetic profiles could be the future of dementia prevention.

Featured Neuroscience Psychology

·November 21, 2025·5 min read

Brain Circuit That Forces Behavior Into “Repeat Mode” Identified

A new study has identified a specific brain circuit that can push behavior into a compulsive “repeat mode,” forcing mice to continue digging and sniffing even when rewards are available. The circuit links the nucleus accumbens to the hypothalamus and then to the lateral habenula, a region involved in processing negative experiences.

Featured Genetics Neuroscience

·November 14, 2025·5 min read

Genetic Roots of Depression Reveal Strong Suicide Risk Signals

New research shows that depression beginning before age 25 has a much stronger hereditary component than depression that emerges later in life. By analyzing genetic data from over 150,000 people with depression, researchers identified distinct genetic regions linked specifically to early-onset cases.

Featured Genetics Neurology Neuroscience

·November 5, 2025·6 min read

3D Brain Map Reveals How Inflammation Reawakens Developmental Genes

Researchers have developed the most detailed molecular map yet of how the brain develops and reacts to inflammation, revealing that disease processes can “reawaken” genes from early life. Using a new spatial tri-omics technique, the team tracked how gene activity, epigenetic changes, and protein production interact in specific brain regions.

Featured Neurology Neuroscience

·October 3, 2025·6 min read

Long COVID Linked to Surge in POTS Cases

Researchers have found that postural orthostatic tachycardia syndrome (POTS) occurs in almost a third of patients with severe long COVID, making it far more common than in the general population. The study, the largest to date on the subject, showed that middle-aged women were most affected, with symptoms including dizziness, rapid heart rate, fatigue, and difficulty concentrating.

Featured Neuroscience Psychology

·September 25, 2025·6 min read

Postpartum Depression and Psychosis Risks Surge After Childbirth

A large Swedish study of 1.8 million pregnancies found that mental ill health around pregnancy has risen in recent years, with risks spiking after childbirth. While depression and psychosis rates drop during pregnancy, postpartum depression is 20% more likely within weeks 5–15, and psychosis risk is up to seven times higher in the first 20 weeks.

Featured Neuroscience

·September 17, 2025·4 min read

Musicians Tune Out Distractions More Easily

A new study shows that musically trained individuals have an easier time focusing on the right sounds in noisy environments. By measuring brain activity during tasks requiring attention to specific melodies, researchers found stronger signals linked to conscious attention and weaker signals tied to automatic distraction in musical participants.

Featured Genetics Neuroscience

·July 5, 2025·4 min read

Human Brains Keep Making Memory Neurons in Adulthood

A groundbreaking study shows that the human hippocampus continues producing new neurons well into late adulthood. Researchers identified neural progenitor cells—the precursors to neurons—in adults up to 78 years old, confirming ongoing neurogenesis in the memory center of the brain.

Auditory Neuroscience Featured Genetics Neuroscience

·July 3, 2025·5 min read

Gene Therapy Restores Hearing in Those with Deafness

A new study shows that gene therapy can significantly improve hearing in both children and adults with congenital deafness caused by mutations in the OTOF gene. The therapy uses a synthetic virus to deliver a healthy copy of the gene directly to the inner ear, with hearing improvements observed in all ten participants within one month.

Autism Featured Genetics Neurology Neuroscience

·May 29, 2025·5 min read

Link Found Between Autism and Early-Onset Parkinson’s Risk

A large-scale Swedish study has found that individuals with autism are at significantly higher risk of developing early-onset Parkinson’s disease. Researchers followed over two million people and discovered that those with autism were four times more likely to develop the neurodegenerative condition before age 50.

Featured Neuroscience Visual Neuroscience

·May 9, 2025·4 min read

B Vitamins May Halt Glaucoma Progression

Glaucoma damages the optic nerve and is usually managed by reducing eye pressure, though treatment effects vary. Researchers have long suspected a link with homocysteine, but new findings reveal it is a bystander, not a driver of the disease.