Genetic Roots of Depression Reveal Strong Suicide Risk Signals

Summary: 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…

Why Sharing Good Deeds Feels Bad

Summary: New research shows that people often feel worse when telling others about their good deeds than when keeping them private or discussing personal achievements. Across five studies, participants predicted…

No Evidence the Gut Microbiome Causes Autism

Summary: Experts reviewing decades of research conclude there is no scientific evidence that the gut microbiome causes autism. They highlight major flaws in observational studies, mouse experiments, and clinical trials,…

The Hidden Risks You Make Every Day

Summary: Researchers surveyed more than 4,300 people to create the first large-scale inventory of modern real-life risky choices, revealing which decisions people actually struggle with in daily life. The most…

Low Income, Vision Loss, and Isolation Drive Dementia Risk

Summary: A new study reveals that people with lower incomes and those from historically underrepresented racial and ethnic groups carry a higher burden of modifiable dementia risk factors. Vision loss…

Low Omega-3 Linked to Higher ADHD Symptoms

Summary: A new study reveals that low omega-3 fatty acid intake is associated with increased ADHD symptoms among Palestinian adolescents. Researchers found that socioeconomic disparities—particularly those limiting access to omega-3–rich…

Rivalry Rewires the Brain: Why Fans Lose Control in an Instant

Summary: New brain-imaging research shows that soccer fans experience rapid shifts in reward and self-control circuits when their team wins or loses against a rival. Victories trigger heightened reward responses,…

AI Models Form Theory-of-Mind Beliefs

Summary: Researchers showed that large language models use a small, specialized subset of parameters to perform Theory-of-Mind reasoning, despite activating their full network for every task. This sparse internal circuitry…

Stress Undermines Brain Circulation, Increases Dementia Risk

Summary: Researchers found that a rare class of neurons—type-one nNOS neurons—plays a central role in regulating brain blood flow and coordinating neural activity in mice. Removing these stress-vulnerable cells caused…

Low Choline Could Be a Hidden Driver of Anxiety

Summary: A large meta-analysis of 25 studies found that people with anxiety disorders have significantly lower levels of choline, a vital brain nutrient, compared to individuals without anxiety. This reduction…