Human Quirks: Mind & Brain

July 9, 2025

Top Headlines

New Research Shows Monday Stress Is Etched Into Your Biology

July 7, 2025 — Feeling jittery as the week kicks off isn’t just a mood—it leaves a biochemical footprint. Researchers tracked thousands of older adults and found those who dread Mondays carry elevated cortisol in their hair for months, a stress echo that may ...

Cough Medicine Turned Brain Protector? Ambroxol May Slow Parkinson’s Dementia

July 6, 2025 — Ambroxol, long used for coughs in Europe, stabilized symptoms and brain-damage markers in Parkinson’s dementia patients over 12 months, whereas placebo patients worsened. Those with high-risk genes ...

Multisensory VR Forest Reboots Your Brain and Lifts Mood—study Confirms

July 6, 2025 — Immersing stressed volunteers in a 360° virtual Douglas-fir forest complete with sights, sounds and scents boosted their mood, sharpened short-term memory and deepened their feeling of nature-connectedness—especially when all three senses were ...

Frozen Light Switches: How Arctic Microbes Could Revolutionize Neuroscience

July 5, 2025 — In the frozen reaches of the planet—glaciers, mountaintops, and icy groundwater—scientists have uncovered strange light-sensitive molecules in tiny microbes. These “cryorhodopsins” can respond to light in ways that might let researchers turn ...

A Midlife MRI That Spots Rapid Aging and Signals Disease Long Before Symptoms

July 2, 2025 — A new brain scan tool shows how quickly your body and mind are aging. It can spot early signs of diseases like dementia, long before symptoms begin. The scan looks at hidden clues in your brain to ...

The Pandemic Pet Boom Was Real. The Happiness Boost Wasn’t

July 2, 2025 — Locked-down Hungarians who gained or lost pets saw almost no lasting shift in mood or loneliness, and new dog owners actually felt less calm and satisfied over time—hinting that the storied “pet effect” may be more myth than mental-health ...

Is Cheese Secretly Fueling Your Nightmares? Science Weighs in

July 1, 2025 — Over a thousand students revealed a striking link between lactose intolerance and nightmare-filled nights, hinting that midnight stomach turmoil from dairy can invade dreams. Researchers suggest simple diet tweaks especially ditching late-night ...

The Gene That Hijacks Fear: How PTEN Rewires the Brain’s Anxiety Circuit

June 29, 2025 — Deleting a gene called PTEN in certain brain cells disrupts the brain’s fear circuitry and triggers anxiety-like behavior in mice — key traits seen in autism. Researchers mapped how this genetic tweak throws off the brain's delicate balance of ...

The Brain’s Sweet Spot: How Criticality Could Unlock Learning, Memory—and Prevent Alzheimer’s

June 25, 2025 — Our brains may work best when teetering on the edge of chaos. A new theory suggests that criticality a sweet spot between order and randomness is the secret to learning, memory, and adaptability. ...

1. 7 Million Patients Reveal Stunning Link Between Semaglutide and Lower Dementia Risk

June 25, 2025 — A blockbuster diabetes and weight-loss drug might be doing more than controlling blood sugar—it could also be protecting the brain. Researchers at Case Western Reserve University found that people ...

USC's New AI Implant Promises Drug-Free Relief for Chronic Pain

June 24, 2025 — A groundbreaking wireless implant promises real-time, personalized pain relief using AI and ultrasound power no batteries, no wires, and no opioids. Designed by USC and UCLA engineers, it reads brain signals, adapts on the fly, and bends naturally ...

Diabetes Drug Cuts Migraines in Half by Targeting Brain Pressure

June 20, 2025 — A common diabetes drug may be the next big thing for migraine relief. In a clinical study, obese patients with chronic migraines who took liraglutide, a GLP-1 receptor agonist, experienced over 50% fewer headache days and significantly improved ...

Latest Headlines

updated 11:27am EDT

Scientists Discovered How a Scent Can Change Your Mind

July 4, 2025 — Mice taught to link smells with tastes, and later fear, revealed how the amygdala teams up with cortical regions to let the brain draw powerful indirect connections. Disabling this circuit erased the ...

Why Anger Cools After 50: Surprising Findings from a New Menopause Study

July 3, 2025 — Anger isn’t just a fleeting emotion—it plays a deeper role in women’s mental and physical health during midlife. A groundbreaking study tracking over 500 women aged 35 to 55 reveals that anger ...

Are Lefties Really More Creative? 100 Years of Data Say No

July 1, 2025 — A sweeping review of more than a century’s research upends the popular notion that left-handers are naturally more creative. Cornell psychologist Daniel Casasanto’s team sifted nearly a thousand ...

Affordances in the Brain: The Human Superpower AI Hasn’t Mastered

June 23, 2025 — Scientists at the University of Amsterdam discovered that our brains automatically understand how we can move through different environments—whether it's swimming in a lake or walking a ...

Self-Esteem Skyrockets 131% After Weight-Loss Surgery, Study Reveals

June 20, 2025 — Self-esteem scores jumped a remarkable 131% within just one year of bariatric surgery, according to a large study presented at ASMBS 2025. Tracking nearly 5,800 patients, researchers found a direct ...

How Can We Make Fewer Mistakes? US Navy Invests $860k in Placekeeping

June 19, 2025 — With $860K in Navy funding, MSU psychologists are developing tools to spot people who can handle complex tasks under pressure. The key? Mastering "placekeeping" staying focused and accurate even when ...

AI Sniffs Earwax and Detects Parkinson’s With 94% Accuracy

June 18, 2025 — Imagine diagnosing Parkinson s disease not with pricey scans or subjective checklists, but with a simple ear swab. Scientists in China have developed a promising early screening method that detects ...

MIT Uncovers the Hidden Playbook Your Brain Uses to Outsmart Complicated Problems

June 18, 2025 — When faced with a tricky maze task involving hidden information, humans instinctively toggle between two clever mental strategies: simplifying in ...

Your Brain Has a Hidden Beat — and Smarter Minds Sync to It

June 16, 2025 — When we focus, switch tasks, or face tough mental challenges, the brain starts to sync its internal rhythms, especially in the midfrontal region. A new study has found that smarter individuals show ...

Single Psilocybin Trip Delivers Two Years of Depression Relief for Cancer Patients

June 16, 2025 — Psilocybin, the active ingredient in magic mushrooms, might just revolutionize how depression and anxiety are treated in cancer patients. In a ...

CRISPR-Edited Stem Cells Reveal Hidden Causes of Autism

June 14, 2025 — A team at Kobe University has created a game-changing resource for autism research: 63 mouse embryonic stem cell lines, each carrying a genetic mutation strongly associated with the disorder. By ...

Brain-Computer Interface Restores Real-Time Speech in ALS Patient

June 12, 2025 — A team at UC Davis has made a major leap in neurotechnology, enabling a man with ALS to speak again through a brain-computer interface that converts thoughts into speech in real time. Unlike prior ...

The Hunger Switch in Your Nose: How Smells Tell Your Brain to Stop Eating

June 12, 2025 — A team of scientists has discovered a direct link between the smell of food and feelings of fullness at least in lean mice. This brain circuit, located in the medial septum and triggered by food ...

Brain Food Fight: Rutgers Maps the Hidden Switch That Turns Cravings on and Off

June 14, 2025 — Rutgers scientists have uncovered a tug-of-war inside the brain between hunger and satiety, revealing two newly mapped neural circuits that battle over when to eat and when to stop. These findings ...

Whales Blow Bubble Rings--And They Might Be Talking to Us

June 7, 2025 — Humpback whales have been observed blowing bubble rings during friendly interactions with humans a behavior never before documented. This surprising display may be more than play; it could represent ...

Cannabis Use Among Seniors Surges 46% in Two Years--Study Reveals

June 7, 2025 — Cannabis use among older Americans has climbed dramatically, with 7% of adults 65 and older now reporting recent use. This rise isn't just in numbers but also in diversity older users today are ...

Dancing Brainwaves: How Sound Reshapes Your Brain Networks in Real Time

June 2, 2025 — Listening to sound doesn t just trigger brain activity it reshapes your brain s internal networks in real time. Scientists have unveiled a powerful new imaging method, FREQ-NESS, that traces how ...

Electronic Tattoo Gauges Mental Strain

May 29, 2025 — Researchers gave participants face tattoos that can track when their brain is working too hard. The study introduces a non-permanent wireless forehead e-tattoo that decodes brainwaves to measure ...

Five Things to Do in Virtual Reality -- And Five to Avoid

May 28, 2025 — A review of experimental research reveals how VR is best used and why it's struggled to become a megahit with ...

Overlooked Cells Might Explain the Human Brain's Huge Storage Capacity

May 27, 2025 — Researchers have a new hypothesis for how brain cells called astrocytes might contribute to memory storage in the brain. Their model, known as dense associative memory, would help explain the ...

Why After 2000 Years We Still Don't Know How Tickling Works

May 27, 2025 — How come you can't tickle yourself? And why can some people handle tickling perfectly fine while others scream their heads off? Neuroscientists argue that we should take tickle research more ...

Emotional Responses Crucial to Attitudes About Self-Driving Cars

May 27, 2025 — When it comes to public attitudes toward using self-driving cars, understanding how the vehicles work is important -- but so are less obvious characteristics like feelings of excitement or pleasure ...

Could AI Understand Emotions Better Than We Do?

May 22, 2025 — Is artificial intelligence (AI) capable of suggesting appropriate behavior in emotionally charged situations? A team put six generative AIs -- including ChatGPT -- to the test using emotional ...

Are Groovy Brains More Efficient?

May 21, 2025 — The smallest grooves on the brain's surface, unique to humans, have largely been ignored by anatomists, but recent studies show that they're related to cognitive performance, including face ...

Wild Orangutans Show Communication Complexity Thought to Be Uniquely Human

May 16, 2025 — Researchers have found that wild orangutans vocalize with a layered complexity previously thought to be unique to human communication, suggesting a much older evolutionary ...

AI Overconfidence Mirrors Human Brain Condition

May 15, 2025 — Agents, chatbots and other tools based on artificial intelligence (AI) are increasingly used in everyday life by many. So-called large language model (LLM)-based agents, such as ChatGPT and Llama, ...

Is AI Truly Creative? Turns out Creativity Is in the Eye of the Beholder

May 8, 2025 — What makes people think an AI system is creative? New research shows that it depends on how much they see of the creative act. The findings have implications for how we research and design creative ...

Non-Inherited Genes Affect Children's Development

May 7, 2025 — Parents' genes -- even when not directly inherited by a child -- may play a role in their educational and mental health outcomes, finds a new ...

Study Suggests We Don't Just Hear Music, but 'Become It'

May 6, 2025 — Your brain and body literally “sync” with music, according to new research. Instead of just understanding rhythm, our neural circuits physically resonate with it—shaping how we feel and move to ...

Ancient Andes Society Used Hallucinogens to Strengthen Social Order

May 5, 2025 — Snuff tubes uncovered at Chavin de Huantar in Peru reveal how leaders used mystical experiences to cement their ...