Perception News

November 3, 2025

Top Headlines

Alzheimer’s Might Be Powered by a Broken Sleep-wake Cycle

Nov. 3, 2025 — Disrupted sleep patterns in Alzheimer’s disease may be more than a symptom—they could be a driving force. Researchers at Washington University found that the brain’s circadian rhythms are thrown off in key cell types, changing when hundreds of ...

Your ZIP Code Could Reveal Your Risk of Dementia

Oct. 31, 2025 — People living in socially and economically disadvantaged neighborhoods may face higher dementia risks, according to new research from Wake Forest University. Scientists found biological signs of Alzheimer’s and vascular brain disease in those from ...

Scientists Reverse Alzheimer’s in Mice with Groundbreaking Nanotech

Oct. 30, 2025 — Researchers used supramolecular nanoparticles to repair the brain’s vascular system and reverse Alzheimer’s in mice. Instead of carrying drugs, the nanoparticles themselves triggered natural clearance of amyloid-β proteins. This restored ...

Gum Disease May Quietly Damage the Brain, Scientists Warn

Oct. 29, 2025 — People with gum disease may have higher levels of brain white matter damage, a new study finds. Researchers observed that participants with gum disease had significantly more white matter hyperintensities, even after accounting for other risk ...

Your IQ May Determine How Well You Hear in a Crowd

Oct. 29, 2025 — New research reveals that intelligence plays a key role in how well people process speech in noisy environments. The study compared neurotypical and neurodivergent individuals and found that cognitive ability predicted performance across all groups. ...

Scientists Discover a Surprising Way to Quiet the Anxious Mind

Oct. 27, 2025 — Generalized anxiety disorder affects millions, often trapping sufferers in cycles of fear and isolation that conventional medications barely relieve. At UCSF, neuroscientist Jennifer Mitchell is testing a pharmaceutical form of LSD called MM120, ...

Scientists Launch $14.2 Million Project to Map the Body’s “Hidden Sixth Sense”

Oct. 25, 2025 — Inside your body, an intricate communication network constantly monitors breathing, heart rate, digestion, and immune function — a hidden “sixth sense” called interoception. Now, Nobel laureate ...

A “Toxic Duo” May Be the Hidden Trigger Behind Alzheimer’s Disease

Oct. 22, 2025 — Scientists have uncovered a toxic alliance between Aβ and fibrinogen that may explain how Alzheimer’s disease begins. The two proteins together create stubborn clots that damage blood vessels and spark inflammation in the brain. These effects ...

Running Fixes What Junk Food Breaks in the Brain

Oct. 21, 2025 — New research reveals that exercise counteracts the mood-damaging effects of a Western-style diet through specific gut and hormonal mechanisms. Running restored metabolites tied to mental well-being and balanced key hormones like insulin and leptin. ...

Brain Fog During Menopause? Here’s What’s Really Going On

Oct. 21, 2025 — Menopause brings profound shifts not just in hormones but in the very structure of the brain. Scientists have found that gray matter in regions tied to memory and thinking can shrink, while white matter may show damage linked to blood flow issues. ...

These 80-year-olds Have the Memory of 50-year-olds. Scientists Finally Know Why

Oct. 19, 2025 — SuperAgers defy normal aging by keeping sharp memories and healthy brains well into their 80s. Northwestern scientists discovered that these individuals either resist the buildup of harmful brain ...

From Poison to Power: How Lead Exposure Helped Shape Human Intelligence

Oct. 16, 2025 — Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even Neanderthals were exposed to lead millions of ...

Latest Headlines

updated 11:44am EST

Humans Evolved Faster Than Any Other Ape

Oct. 29, 2025 — UCL scientists found that human skulls evolved much faster than those of other apes, reflecting the powerful forces driving our brain growth and facial flattening. By comparing 3D models of ape ...

Feeling Stressed? Science Finds a Simple Way to Take Back Control

Oct. 20, 2025 — Feeling in control may be the key to conquering daily stress. Penn State researchers found that people were 62% more likely to resolve everyday hassles on days when they felt greater control. This ...

Stanford Scientists Grow Thousands of Mini Human Brains Using Common Food Additive

Oct. 18, 2025 — Stanford scientists have solved a long-standing challenge in growing brain organoids by using a simple food additive to keep them from sticking ...

Supercharged Vitamin K Could Help the Brain Heal Itself

Oct. 14, 2025 — Researchers have synthesized enhanced vitamin K analogues that outperform natural vitamin K in promoting neuron growth. The new compounds, which combine vitamin K with retinoic acid, activate the ...

Your Brain’s Power Supply May Hold the Key to Mental Illness

Oct. 14, 2025 — Groundbreaking Harvard research is exposing hidden energy failures inside brain cells that may drive major psychiatric conditions. By studying reprogrammed neurons, scientists are revealing how ...

Oct. 13, 2025 — Finasteride, a common hair-loss drug, has long been tied to depression and suicide, but regulators ignored the warnings. Prof. Mayer Brezis’s review exposes global data showing psychiatric harm and ...

Scientists Discover Brain Circuit That Can Switch Off Chronic Pain

Oct. 10, 2025 — Scientists have pinpointed Y1 receptor neurons in the brain that can override chronic pain signals when survival instincts like hunger or fear take precedence. Acting like a neural switchboard, these ...

Scientists Suggest the Brain May Work Best With 7 Senses, Not Just 5

Oct. 8, 2025 — Scientists at Skoltech developed a new mathematical model of memory that explores how information is encoded and stored. Their analysis suggests that memory works best in a seven-dimensional ...

Why the Brain’s GPS Fails With Age, and How Some Minds Defy It

Oct. 5, 2025 — Stanford scientists found that aging disrupts the brain’s internal navigation system in mice, mirroring spatial memory decline in humans. Older mice struggled to recall familiar locations, while a ...

Why Ultra-Processed Foods Aren’t the Real Villain Behind Overeating

Oct. 5, 2025 — Researchers from Leeds found that overeating is driven more by what people believe about food than by its actual ingredients or level of processing. Foods perceived as fatty, sweet, or highly ...

A Single Dose of Psilocybin May Rewire the Brain for Lasting Relief

Oct. 2, 2025 — Penn researchers found that psilocybin can calm brain circuits tied to pain and mood, easing both physical suffering and emotional distress in animal studies. The compound works in the anterior ...

A Century-Old Piano Mystery Has Just Been Solved

Oct. 2, 2025 — Scientists confirmed that pianists can alter timbre through touch, using advanced sensors to capture micro-movements that shape sound perception. The discovery bridges art and science, promising ...

Why Gen X Women Can’t Stop Eating Ultra-Processed Foods

Sep. 29, 2025 — Researchers found that middle-aged adults, especially women, are far more likely to be addicted to ultra-processed foods than older generations. Marketing of diet-focused processed foods in the 1980s ...

How Gaslighting Tricks the Brain Into Questioning Reality

Oct. 2, 2025 — Gaslighting, often seen as a form of manipulation, has now been reframed by researchers at McGill University and the University of Toronto as a learning process rooted in how our brains handle ...

How the Brain Decides Which Moments You’ll Never Forget

Sep. 27, 2025 — Boston University researchers found that ordinary moments can gain staying power if they’re connected to significant emotional events. Using studies with hundreds of participants, they showed that ...

Brain Fat, Not Just Plaques, May Be the Hidden Driver of Alzheimer’s

Sep. 24, 2025 — For decades, scientists believed Alzheimer’s was driven mainly by sticky protein plaques and tangles in the brain. Now Purdue researchers have revealed a hidden culprit: fat. They found that brain ...

Scientists Reverse Stroke Damage With Stem Cells

Sep. 16, 2025 — Scientists in Zurich have shown that stem cell transplants can reverse stroke damage by regenerating neurons, restoring motor functions, and even repairing blood vessels. The breakthrough not only ...

Brain Rhythms Reveal a Secret Switch Between Old Memories and New Adventures

Sep. 16, 2025 — Scientists have uncovered how the brain reroutes its communication pathways depending on whether it’s processing something new or recalling the familiar. By fine-tuning the balance between ...

Ozempic, Wegovy and Mounjaro Makes Food Taste Sweeter and Saltier, and That May Quiet Cravings

Sep. 16, 2025 — Some people taking Ozempic, Wegovy, or Mounjaro notice that food suddenly tastes sweeter or saltier, and this subtle shift in flavor perception appears tied to reduced appetite and stronger feelings ...

Could Plastic in Your Food Be Fueling Azheimer’s?

Sep. 18, 2025 — Plastic particles from everyday items like Styrofoam cups and take-out containers are finding their way into the brain, where they may trigger Alzheimer’s-like symptoms. New research shows that ...

Sleepless Nights May Raise Dementia Risk by 40%, Mayo Clinic Reveals

Sep. 14, 2025 — Chronic insomnia may do more than leave you groggy, it could speed up brain aging. A large Mayo Clinic study found that people with long-term sleep troubles were 40% more likely to develop dementia ...

Autism May Be the Price of Human Intelligence

Sep. 28, 2025 — Researchers discovered that autism’s prevalence may be linked to human brain evolution. Specific neurons in the outer brain evolved rapidly, and autism-linked genes changed under natural selection. ...

The Sleep Switch That Builds Muscle, Burns Fat, and Boosts Brainpower

Sep. 8, 2025 — UC Berkeley researchers mapped the brain circuits that control growth hormone during sleep, uncovering a feedback system where sleep fuels hormone release, and the hormone regulates wakefulness. The ...

Why Alzheimer’s Attacks the Brain’s Memory Hub First

Sep. 2, 2025 — Virginia Tech researchers are investigating how overloaded mitochondria in the brain’s memory circuits may spark early Alzheimer’s damage. Their work focuses on calcium signaling and how it might ...

Overworked Neurons Burn out and Fuel Parkinson’s Disease

Sep. 3, 2025 — Overactivation of dopamine neurons may directly drive their death, explaining why movement-controlling brain cells degenerate in Parkinson’s. Mice with chronically stimulated neurons showed the ...

Scientists Reveal How Breathwork Unlocks Psychedelic Bliss in the Brain

Sep. 2, 2025 — High-ventilation breathwork with music can evoke psychedelic-like states, shifting blood flow in the brain and reducing negative emotions. Participants experienced unity and bliss, pointing to a ...

Autism Symptoms Vanish in Mice After Stanford Brain Breakthrough

Sep. 8, 2025 — Scientists at Stanford have found that hyperactivity in the brain’s reticular thalamic nucleus may drive autism-like behaviors. In mouse models, drugs and neuromodulation techniques that suppressed ...

Why Listening May Be the Most Powerful Medicine

Aug. 20, 2025 — In a health system where speed often replaces empathy, researchers highlight the life-changing power of listening. Beyond simple questions, values-driven listening—marked by presence, curiosity, ...

Scientists Just Found the Brain’s Secret GPS System

Aug. 20, 2025 — Researchers discovered two brain regions that work as a “neural compass,” keeping people oriented in virtual city navigation. These areas tracked direction consistently, hinting at new ways to ...

Your Nose Could Detect Alzheimer’s Years Before Memory Loss

Sep. 1, 2025 — Researchers have uncovered why smell often fades early in Alzheimer’s: the brain’s immune cells dismantle key nerve connections between the olfactory bulb and brainstem. Membrane changes in ...