Behavior News

July 24, 2026

Top Headlines

Lab-grown Mini Brains May Predict Which Alzheimer’s Treatments Will Work

July 22, 2026 Miniature brain models grown from patients’ cells revealed striking differences in how Alzheimer’s-related tissue responds to an antidepressant. The organoids and the particles they release could eventually guide more personalized treatments and ...

Magic Mushrooms May Reshape the Brain Long After the Trip Ends

July 22, 2026 A single dose of psilocybin produced measurable changes in brain activity and possible changes in brain structure that lasted for up to a month. Participants who experienced the greatest increase in flexible, varied brain activity also reported more ...

Watching Too Much TV in Midlife May Shrink the Brain

July 21, 2026 Watching television very often in midlife may be linked to troubling brain changes decades later. In a study of about 1,700 adults, frequent TV viewers later showed smaller brain regions involved in memory, decision-making, and visual processing, ...

Alzheimer’s Breakthrough: Scientists Restore Two Hours of Sleep Without Clearing Brain Plaques

July 20, 2026 Researchers have uncovered a surprising culprit behind sleep loss in Alzheimer’s disease: the brain’s own immune cells. In mice with amyloid plaques, overactive microglia triggered inflammation ...

Scientists Discovered the Brain Doesn't Make Decisions the Way We Thought

July 13, 2026 A new study suggests the brain begins making decisions much earlier than scientists previously thought. Researchers found that even primary sensory regions are influenced by higher brain areas through rapid feedback loops, rather than simply passing ...

Second Pregnancy Changes the Brain in Surprising New Ways

July 11, 2026 Researchers found that every pregnancy rewires the brain in its own way, with a second pregnancy bringing a different pattern of changes than the first. The discoveries could lead to better ways to recognize and treat maternal mental health ...

Scientists Discover Why Some Brains Resist Alzheimer's

July 3, 2026 Some brains appear to fight back against Alzheimer's by helping immature brain cells survive damage instead of succumbing to it. Understanding this natural resilience could point researchers toward entirely new ways to protect memory and slow ...

The Real Cause of a Common Stroke May Have Been Missed for Decades

July 3, 2026 Scientists have discovered that a common type of stroke may have a very different cause than doctors once thought. Instead of fatty plaque clogging arteries, the strongest link was found with enlarged and damaged blood vessels deep within the brain. ...

Millions Take Omega-3 Fish Oil for Brain Health but a New Study Found No Benefit

June 29, 2026 Fish oil supplements successfully delivered omega-3s to the brain, but a two-year study found no meaningful benefits for memory, cognition, or Alzheimer’s-related brain changes. The results ...

New Brain Study Reveals Speech Learning Works Differently Than We Thought

June 23, 2026 A new study suggests that learning and remembering speech relies more on how the brain processes sounds and sensations than on the areas that control mouth and face movements. The discovery could reshape speech therapy and help improve future ...

10 Surprising Ways Diabetes and Dementia Are Connected

June 16, 2026 Diabetes and dementia appear to be closely intertwined, with each condition potentially influencing the other. Problems with insulin and glucose can affect the brain’s energy supply, increase inflammation, and damage blood vessels linked to memory ...

Your Brain Can Keep Improving Into Your 90s, Study Finds

June 13, 2026 A three-year study of nearly 4,000 adults ranging from age 19 to 94 found that brain health can improve at any age, challenging the common belief that mental sharpness must decline as we get older. Participants spent just a few minutes a day on ...

Latest Headlines

updated 10:42am EDT

Scientists Discover the Hidden Brain Switch That Assigns Bees Their Jobs

July 22, 2026 Researchers found that specific brain circuits help decide which jobs bees perform as they age. When those circuits were switched off, older worker bees began caring for the queen again instead of ...

Scientists Discover How the Brain Rewires Itself to Truly Multitask

July 12, 2026 Practice may do more than make perfect. Researchers found that extensive training physically reorganizes the brain, allowing learned tasks to bypass the prefrontal cortex and run through specialized ...

Scientists Stunned as Bumble Bees Solve a Classic Intelligence Test

July 2, 2026 Bumble bees astonished researchers by inventing a new way to reach a hidden reward, despite never being taught the trick. The discovery adds to growing evidence that these tiny insects are far ...

Brain Activity Under Anesthesia Challenges What We Know About Consciousness

June 28, 2026 The unconscious brain appears to be far more capable than scientists once believed. Researchers found that patients under general anesthesia could still process language at a sophisticated level, ...

The Universe May Be Hiding Conscious Minds Stranger Than We Can Imagine

June 24, 2026 What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that consciousness could arise in many different forms of life, even in beings built ...

Scientists Mapped Every Neural Connection in a Fruit Fly and Found a Surprise

June 10, 2026 A groundbreaking new connectome maps every neural connection in an adult fruit fly’s central nervous system, creating an unprecedented view of how ...

Scientists Discover the Brain Chemical That Helps You Break Bad Habits

June 8, 2026 Scientists have uncovered a key brain signal that helps us break old habits and adapt when circumstances suddenly change. By watching mice navigate a virtual maze, researchers found that ...

Scientists Reverse Anxiety by Fixing a Tiny Brain Circuit

June 3, 2026 A newly identified group of amygdala neurons appears to play a central role in anxiety and social behavior. Restoring normal activity in this tiny brain circuit reversed anxiety and social deficits ...

Brain Scans Reveal Two Distinct Types of Autism

June 3, 2026 Scientists have uncovered evidence that autism may include at least two biologically distinct subtypes, each marked by a different pattern of brain communication. By combining brain scans from nearly ...

Your Brain Starts Making Social Decisions Before You Do

June 2, 2026 Researchers found that social behavior begins in the brain before it becomes visible as movement. In zebrafish, a coordinated pattern of activity spread across the brain several seconds before the ...

Scientists Discover Hidden Gut-Brain Circuit That Triggers Protein Cravings

May 28, 2026 When the body runs low on protein, the gut sends powerful signals to the brain that reshape cravings and push animals to seek essential amino acids instead of sugar. Researchers say this newly ...

Scientists Discover Why Ozempic and Wegovy Weight Loss Eventually Plateaus

May 25, 2026 New NIH research reveals that semaglutide sparks different responses inside appetite-controlling brain cells, offering fresh insight into why GLP-1 weight-loss drugs don’t work the same for ...

Scientists Discover Why Alzheimer’s Risk Hits Women So Much Harder

May 20, 2026 Women may be especially sensitive to the effects of common dementia risk factors, according to a new UC San Diego study of over 17,000 adults. Researchers say tailoring prevention strategies ...

Scientists Think They’ve Cracked the Mystery of Human Right-Handedness

May 18, 2026 A new study suggests humans became overwhelmingly right-handed because of two major evolutionary shifts: walking on two legs and developing much larger brains. Researchers found that as human ...

Scientists Discover a Hidden Brain “cleaning” Effect Triggered by Movement

May 1, 2026 Scientists have uncovered a surprising link between simple body movement and brain health: every time you tighten your abdominal muscles—even slightly—your brain may gently sway inside your ...

Scientists Found the Hidden Switch Fueling Alzheimer’s Brain Inflammation

May 31, 2026 Scientists at Scripps Research have uncovered a molecular “switch” that appears to fuel the damaging brain inflammation seen in Alzheimer’s disease. They found that a protein called STING ...

Artificial Neurons Successfully Communicate With Living Brain Cells

Apr. 18, 2026 Engineers at Northwestern University have taken a striking leap toward merging machines with the human brain by printing artificial neurons that can actually communicate with real ones. These ...

Scientists Say They’ve Reversed Brain Aging With a Simple Nasal Spray

May 26, 2026 Researchers at Texas A&M have developed a nasal spray that appears to reverse brain aging by calming inflammation and restoring the brain’s energy systems. After just two doses, memory and ...

Fish Oil May Be Hurting Your Brain, New Study Finds

Apr. 26, 2026 Fish oil has long been praised as brain-boosting, but new research suggests the story may be more complicated. Scientists found that in people with repeated mild head injuries, a key omega-3 fatty ...

Scientists Discover Hidden Brain Switch That Tells You to Stop Eating

Apr. 6, 2026 Your brain’s “stop eating” signal may come from an unexpected source. Researchers found that astrocytes—once thought to just support neurons—actually play a key role in controlling ...

Your Brain Could Help Solve Autism and Most People Don’t Know It

Apr. 8, 2026 A new survey reveals a striking disconnect in how Americans think about autism research. While nearly everyone agrees that studying the autistic brain is essential, most people are unaware that brain ...

Stroke Triggers a Hidden Brain Change That Looks Like Rejuvenation

Mar. 29, 2026 After a stroke, the brain may do something surprisingly hopeful—it can “refresh” parts of itself. Researchers analyzing brain scans from over 500 stroke survivors found that while the damaged ...

Scientists Discover Why Your Appetite Suddenly Disappears When You’re Sick

Mar. 28, 2026 Scientists have uncovered how your body actually tells your brain to stop eating when you’re sick. In a new study, researchers found that specialized cells in the gut detect parasites and send ...

Caffeine Reversed Memory Problems Caused by Sleep Deprivation

May 30, 2026 Scientists discovered that sleep deprivation damages a key brain circuit responsible for social memory, making it harder to recognize familiar individuals. In laboratory studies, caffeine restored ...

A Gene Mutation May Trap the Brain in the Wrong Reality in Schizophrenia Patients

Apr. 3, 2026 A newly identified gene mutation may help explain why schizophrenia patients struggle to update their understanding of reality. The mutation disrupts a brain circuit involved in flexible ...

May 27, 2026 A drug combo widely explored for anti-aging may actually damage the brain, according to new mouse research showing severe loss of myelin and changes linked to “chemo brain.” Surprisingly, the ...

Scientists Link Childhood Stress to Lifelong Digestive Issues

Mar. 17, 2026 Early life stress may set the stage for long-term digestive problems by disrupting the gut-brain connection. Studies in both mice and thousands of children found links to symptoms like pain, ...

Brain Scans Reveal How Ketamine Quickly Lifts Severe Depression

Mar. 8, 2026 A new brain-imaging study has revealed how ketamine produces its fast antidepressant effects in people with treatment-resistant depression. Researchers tracked changes in a critical brain receptor ...

A New “magic Mushroom” Drug Could Treat Depression Without Psychedelic Hallucinations

Mar. 8, 2026 Scientists are exploring a new way to harness the medical promise of psychedelic compounds without the mind-bending side effects. Researchers created modified versions of psilocin — the active form ...

Scientists Discover a Brain Signal That May Trigger Autism’s Domino Effect

Mar. 7, 2026 Researchers have uncovered a surprising molecular chain reaction in the brain that may play a role in some forms of autism. The study suggests that nitric oxide, a tiny signaling molecule normally ...