Nervous System News

September 23, 2026

Top Headlines

Coffee Doesn’t Have to Keep You Awake to Disrupt Your Sleep

Sep. 22, 2026 Caffeine may make sleep less restorative even when you fall asleep normally and stay in bed for eight hours, with EEG recordings revealing fewer of the slow brain waves associated with deep sleep. Individual sensitivity varies dramatically, meaning ...

Stanford Scientists Discover the Human Brain May Actually Be Two Separate Organs

Sep. 21, 2026 Scientists have found that the human brain develops from two distinct cellular systems, suggesting that evolution fused together two ancient nervous systems with very different jobs. The discovery ...

Scientists Restore a Brain Protein and Reverse Signs of Aging in Mice

Sep. 18, 2026 Scientists found that declining levels of the brain protein Menin may help drive aging, with lower levels in mice linked to inflammation, cognitive decline, weaker bones, and thinner skin. Restoring Menin reversed several age-related changes, while ...

Hidden Brain Wiring May Help Keep the Mind Sharp as Gray Matter Shrinks

Sep. 14, 2026 Scientists have discovered that the brain’s short-range wiring may help protect cognition even as gray matter shrinks with age. Healthier connections just beneath the brain’s surface were linked to better language skills and appeared to weaken ...

Scientists Find How “Zombie” Cells Fuel Inflammation as We Age

Sep. 13, 2026 Scientists discovered that aging cells can use malfunctioning mitochondria to unlock inflammatory genes and keep the immune system stuck in a prolonged state of alert. Blocking one part of this process reduced inflammation and improved healthy aging ...

Scientists Reveal the Hidden Instructions That Build the Human Brain

Sep. 4, 2026 UCLA researchers have discovered two powerful influences that help guide how the human brain forms before birth. Radial glia, stem cells responsible for producing much of the cerebral cortex, change their behavior depending on how they process ...

Scientists Discover Why Damaged Nerves Struggle to Heal

Aug. 28, 2026 Scientists have identified a protein that acts like a brake on the nervous system’s ability to repair damaged connections. Blocking AHR helped injured nerve fibers regrow and improved movement and sensation in mice with nerve or spinal cord ...

Scientists Discover a Brain “Brake” That Can Shut Down Chronic Pain

Aug. 27, 2026 Researchers discovered a brain-based “brake” that can shut down chronic nerve pain in mice by calming an overactive pain circuit. Targeting this system more precisely could one day lead to powerful pain relief without affecting opioid receptors ...

Depression May Shut Down the Brain’s Ability to Make New Neurons

Aug. 25, 2026 A major study found that adults with depression show disrupted production of new neurons in the hippocampus, potentially weakening the brain’s ability to separate new experiences from painful memories. The researchers also identified broad ...

A Major Alzheimer’s Risk Gene May Shrink Brain Cells Years Before Symptoms

Aug. 23, 2026 Researchers have uncovered a possible reason why the Alzheimer’s risk gene APOE4 can disrupt the brain long before memory problems begin. In mice, APOE4 increased a protein called Nell2, shrinking ...

Schizophrenia’s Lost Brain Connections Follow a Surprising Pattern

Aug. 20, 2026 Specialized brain scans reveal that schizophrenia is linked to widespread loss of the synapses that connect brain cells, with the left side of the brain hit especially hard. The damage follows a surprisingly organized pattern tied to the brain’s ...

Scientists Uncover the Hidden Nerve Network Fueling Breast Cancer

Aug. 17, 2026 Researchers have uncovered a surprising way triple-negative breast cancer may turn the body against itself. Tumors appear to recruit macrophages—immune cells normally involved in healing and fighting infection—and use them to release a protein ...

Latest Headlines

updated 12:10am EDT

A Little-Known Protein May Be Fueling Alzheimer’s — and Scientists Found a Way to Block It

Aug. 16, 2026 An experimental Alzheimer’s compound prevented damaging protein clumps from forming in the brains of mice, helping nerve cells survive longer and ...

Scientists Solve the Mystery of a Brain “switch” That Can Trigger Weight Loss in Opposite Ways

Aug. 15, 2026 Scientists have uncovered why two seemingly opposite ways of targeting the same brain receptor can both promote weight loss. In mice, activating the ...

Ozempic May Have Revealed the Brain’s Hidden “craving Center”

Aug. 12, 2026 Ozempic-like drugs appear to weaken more than hunger—they may also reduce cravings for alcohol and other addictive substances. Scientists are increasingly tracing this effect to the lateral septum, ...

Scientists Discover a Hidden Brain Rhythm That Could Improve Parkinson’s Treatment

Aug. 12, 2026 Scientists have pinpointed a brain network—and its distinctive electrical rhythm—that appears to drive the benefits of deep brain stimulation for ...

Scientists Say Just 7 Days of Meditation Can Rewire Your Brain

Aug. 8, 2026 An intensive seven-day meditation retreat triggered striking changes across the brain and body, including shifts tied to neuroplasticity, immunity, metabolism, and natural pain relief. Participants ...

Scientists Discover Why Poor Sleep May Harm Some Brains More

July 31, 2026 A gene involved in the brain’s overnight cleaning system may change how strongly poor sleep affects Alzheimer’s-related brain changes. The findings point toward more personalized prevention ...

AI Can Tell If Your Brain Is Aging Faster Than You Are

July 31, 2026 A person’s sleeping brain may reveal warning signs of dementia long before memory problems begin. Researchers used machine learning to analyze EEG recordings from about 7,000 adults and found that ...

CRISPR Makes Prostate Cancer Vulnerable to Immunotherapy

July 26, 2026 Scientists used CRISPR to make prostate cancer cells easier for the immune system to detect and destroy. The experimental treatment dramatically improved the effects of immunotherapy in mice and may ...

A Hidden Alzheimer’s Tipping Point May Decide Who Gets Dementia

July 26, 2026 Scientists have identified a possible tipping point that helps determine whether Alzheimer’s-related brain changes lead to dementia. The key may lie in how the brain’s immune cells respond to ...

A Single Dose Reversed Autism-Like Symptoms in Adult Mice Within Hours

July 25, 2026 Even mild inflammation during pregnancy led mouse offspring to develop persistent brain overactivity, sensory sensitivity, repetitive behaviors, and increased seizure risk. Remarkably, one dose of ...

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 ...

Scientists Discover a Protein That Protects the Brain from Alzheimer’s Damage

July 20, 2026 A protein called SORLA may act as a powerful defense against the toxic tau tangles involved in Alzheimer’s disease. Mice with extra SORLA had less tau accumulation, less brain atrophy, and ...

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 ...

New Alzheimer's Drug Repairs DNA Damage and Reduces Brain Inflammation

July 17, 2026 A drug originally developed for spinal cord injury may offer a fresh approach to treating Alzheimer’s disease. In mouse studies, KCL-286 repaired dangerous DNA damage, reduced inflammation, and ...

Scientists May Have Finally Found How Alzheimer's Spreads Through the Brain

June 30, 2026 A common brain protein may be giving Alzheimer’s disease an unexpected way to spread, carrying toxic Tau proteins from damaged neurons into healthy ones. By blocking these harmful protein packages ...

Scientists May Have Finally Found How Alzheimer's Kills Brain Cells

July 5, 2026 Researchers have identified a previously overlooked mechanism of brain cell death that appears to play a major role in Alzheimer's disease and frontotemporal dementia. The finding could lead to ...

Scientists Discover Ancient Brain Cells That Help Block Distractions

June 24, 2026 Scientists have discovered a tiny group of neurons in an ancient brain region that acts like a built-in focus filter, helping the brain ignore distractions and zero in on what matters most. When ...

A Surprising Brain Discovery Is Forcing Scientists to Rethink Movement Disorders

July 1, 2026 A surprising discovery is overturning a long-held assumption about how the brain’s movement center works. Researchers found that two key cerebellar cell types—thought to be tightly linked—often ...

Scientists Discover Neurons Must Break Their DNA to Build the Brain

June 21, 2026 As newborn neurons make their way through the developing brain, they must squeeze through incredibly tight spaces to reach their final destinations. Researchers discovered that this physical journey ...

This Common Vitamin Deficiency Can Mimic Normal Aging

June 25, 2026 Vitamin B12 is needed in microscopic amounts, but a shortage can have major effects on health and energy. The vitamin was first linked to a lifesaving liver treatment for pernicious anemia nearly 100 ...

Scientists Discover Why Peach Fuzz Can Suddenly Make You Itch

July 14, 2026 A newly discovered network of fine hairs and specialized nerve cells appears to form a dedicated system for sensing mechanical itch, offering fresh insight into why chronic itching occurs. Because ...

Human Organoids Reveal How to Reverse “irreversible” Nerve Damage

May 28, 2026 Cambridge researchers created miniature brain-and-spinal-cord systems in the lab that can send signals and even trigger tiny muscle contractions. They discovered that human neurons gradually lose ...

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 ...

Scientists Discover a Hidden Cause of Aging Cells That Can Be Reversed

June 11, 2026 Researchers discovered that declining levels of phosphatidylcholine may be a major cause of age-related mitochondrial dysfunction and loss of cellular energy. Remarkably, boosting this nutrient ...

New AI Body Map Reveals Obesity’s Hidden Attack on Facial Nerves

May 23, 2026 Scientists have created an AI-powered system that can scan and map an entire mouse body in extraordinary detail — and it just uncovered a surprising new effect of obesity. Beyond disrupting ...

APOE2 May Protect the Brain from Alzheimer’s and Aging

July 24, 2026 The longevity-linked APOE2 gene appears to protect brain cells by reducing DNA damage and helping neurons recover from stress. The finding could open a new path toward treatments that mimic APOE2’s ...

Scientists Found a Surprising Cancer Fighter Hiding Inside Tumors

July 7, 2026 Scientists at the University of Illinois Chicago have turned an unlikely source into a potential new weapon against cancer: bacteria that naturally live inside tumors. They developed a peptide called ...

A Hidden Map in Your Nose Could Explain How Smell Works

Apr. 30, 2026 Scientists have finally cracked one of the biggest mysteries in the senses: how smell is organized. By mapping millions of neurons in mice, researchers discovered that smell receptors in the nose ...

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 ...

A Hidden Immune Backup System Could Supercharge mRNA Cancer Vaccines

July 9, 2026 Researchers found that mRNA cancer vaccines can recruit an unexpected immune cell to launch powerful tumor-fighting responses, overturning a long-held assumption about how the vaccines work. The ...