Human Quirks: Health & Medicine

November 23, 2025

Top Headlines

Amazon Scorpion Venom Shows Stunning Power Against Breast Cancer

Nov. 18, 2025 Scientists are turning venom, radioisotopes, engineered proteins, and AI into powerful new tools against cancer. From Amazonian scorpions yielding molecules that kill breast cancer cells as effectively as chemotherapy, to improved fibrin sealants ...

Scientists Find a Surprising Link Between Lead and Human Evolution

Nov. 16, 2025 Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven genetic changes that strengthened ...

A Tiny Worm Just Revealed a Big Secret About Living Longer

Nov. 14, 2025 Scientists studying aging found that sensory inputs like touch and smell can cancel out the lifespan-boosting effects of dietary restriction by suppressing the key longevity gene fmo-2. When overactivated, the gene makes worms oddly indifferent to ...

This 14th Century Story Fooled the World About the Black Death

Nov. 11, 2025 Historians have traced myths about the Black Death’s rapid journey across Asia to one 14th-century poem by Ibn al-Wardi. His imaginative maqāma, never meant as fact, became the foundation for centuries of misinformation about how the plague ...

Surprising Heart Study Finds Daily Coffee May Cut AFib Risk by 39%

Nov. 10, 2025 New research finds that daily coffee drinking may cut AFib risk by nearly 40%, defying decades of medical caution. Scientists discovered that caffeine’s effects on activity, blood pressure, and inflammation could all contribute to a healthier ...

Rare Desert Berry Could Transform Diabetes Treatment

Nov. 7, 2025 An extract from a desert berry used in traditional Chinese medicine restored insulin function and stabilized metabolism in diabetic mice. The findings hint at a powerful natural alternative for holistic diabetes ...

Mini Llama Proteins Show Promise for Alzheimer’s Treatment

Nov. 6, 2025 Miniature antibodies from camels and llamas can slip into the brain more easily than conventional drugs, offering a new way to treat disorders like Alzheimer’s and schizophrenia. Researchers say these “nanobodies” could reshape the future of ...

Scientists Just Found a Hidden Genetic Flaw That Slowly Steals Strength

Nov. 6, 2025 A newly identified disorder, MINA syndrome, results from a mutation in the NAMPT protein that deprives motor neurons of energy, leading to severe movement problems. The discovery not only deepens understanding of nerve cell metabolism but also ...

Sunflowers May Be the Future of "Vegan Meat"

Nov. 4, 2025 A collaboration between Brazilian and German researchers has led to a sunflower-based meat substitute that’s high in protein and minerals. The new ingredient, made from refined sunflower flour, delivers excellent nutritional value and a mild ...

Your Pumpkin Might Be Hiding a Toxic Secret

Oct. 30, 2025 Researchers in Japan have revealed how some gourds draw pollutants into their fruits. The secret lies in a protein that carries contaminants through the plant sap. By manipulating this protein’s structure, scientists hope to breed crops that ...

It Sounds Creepy, but These Scientific Breakthroughs Could Save Lives

Oct. 30, 2025 From mini-brains to spider-inspired gloves and wolf apple coatings, scientists are turning eerie-sounding experiments into real innovations that could revolutionize health and sustainability. Lab-grown brain organoids may replace animal testing, ...

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. ...

Latest Headlines

updated 5:21pm EST

Goodbye Cavities? This New Toothpaste Made from Hair Can Heal Enamel

Nov. 10, 2025 Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...

“Immortal” Flatworm Rewrites the Science of Healing

Oct. 29, 2025 Flatworms can rebuild themselves from just a small fragment, and now scientists know why. Their stem cells ignore nearby instructions and respond to long-distance signals from other tissues. This ...

Bananas Could Be Ruining Your Smoothie’s Health Benefits

Oct. 27, 2025 Researchers at UC Davis discovered that adding a banana to your smoothie may drastically reduce the absorption of flavanols — powerful compounds linked to heart and brain health. The culprit is ...

Scientists Just Found a Surprising Link Between Gray Hair and Cancer

Oct. 25, 2025 Japanese researchers discovered that hair graying and melanoma share a surprising cellular origin. When DNA damage strikes melanocyte stem cells, they may undergo a protective process called ...

Snake Pee Might Hold the Secret to Ending Gout Pain and Kidney Stones

Oct. 25, 2025 Reptiles don’t just pee, they crystallize their waste. Researchers found that snakes and other reptiles form tiny uric acid spheres, a water-saving evolutionary trick. This discovery could ...

Scientists Discover a Hidden Gene Mutation That Causes Deafness—and a Way to Fix It

Oct. 25, 2025 Scientists have identified mutations in the CPD gene as a key cause of a rare congenital hearing loss, revealing how disruptions in arginine and ...

Your Gut Microbes Might Be Turning Fiber Into Extra Calories

Oct. 24, 2025 ASU scientists found that people whose gut microbes make more methane extract more calories from fiber-rich foods. Methanogens help the microbiome turn fiber into energy by consuming hydrogen and ...

Forget Fiber. Science Just Found the Foods That Really Help Constipation

Oct. 22, 2025 Researchers at King’s College London have created the first evidence-based dietary guidelines for chronic constipation, finding real relief may come from kiwifruit, rye bread, and mineral water. ...

Stanford’s Tiny Eye Chip Helps the Blind See Again

Oct. 22, 2025 A wireless eye implant developed at Stanford Medicine has restored reading ability to people with advanced macular degeneration. The PRIMA chip works with smart glasses to replace lost photoreceptors ...

This Simple Neck Measurement Might Reveal Hidden Heart Risks

Oct. 20, 2025 Neck size is proving to be a powerful indicator of hidden health risks. Larger neck circumferences are associated with cardiovascular disease, diabetes, and sleep apnea, even among those with normal ...

Tiny AI-Powered Eye Implant Helps the Blind See Again

Oct. 20, 2025 A groundbreaking retinal implant called PRIMA has enabled blind patients with dry AMD to read again. The chip, powered by light and paired with AR glasses, sends visual data directly to the brain. In ...

Can Ozempic Help You Cut Back on Alcohol? Researchers Think So

Oct. 18, 2025 Semaglutide, tirzepatide, and other GLP-1 drugs appear to slow alcohol absorption and blunt its intoxicating effects, according to new research. The study found participants on these medications felt ...

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 ...

Tiny Brain Nanotubes Found by Johns Hopkins May Spread Alzheimer’s

Oct. 16, 2025 Johns Hopkins scientists uncovered microscopic “nanotube” channels that neurons use to transfer toxic molecules. While this process clears waste, it can also spread harmful proteins like ...

Your Skin Could Warn of Hidden Mental Health Trouble

Oct. 13, 2025 People experiencing their first psychotic episode who also have skin conditions such as rashes or itching are at greater risk of depression and suicidal thoughts, according to new research presented ...

Scientists Create LED Light That Kills Cancer Cells Without Harming Healthy Ones

Oct. 20, 2025 A new light-driven cancer therapy uses LEDs and tin nanoflakes to kill tumors safely and affordably. Developed by teams in Texas and Portugal, it eliminates up to 92% of skin cancer cells without ...

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 together. The breakthrough enables the production of ...

Scientists Finally Read the Hidden DNA Code That Shapes Disease

Oct. 18, 2025 EMBL researchers created SDR-seq, a next-generation tool that decodes both DNA and RNA from the same cell. It finally opens access to non-coding regions, where most disease-associated genetic ...

How This Odd-Looking Animal Outsmarted Aging

Oct. 20, 2025 Naked mole-rats seem to have found nature’s cheat code for longevity. Scientists discovered that small tweaks in one of their proteins make it better at fixing DNA damage, helping the animals ...

A Sweet Fix for Baldness? Stevia Compound Boosts Hair Growth

Oct. 10, 2025 Researchers discovered that stevioside, a compound from the Stevia plant, enhances the skin absorption of minoxidil, the main treatment for pattern baldness. In mice, a stevioside-infused patch ...

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 Just Debunked the Calcium and Dementia Myth

Oct. 18, 2025 A long-term Australian study found that calcium supplements do not raise dementia risk in older women, countering previous fears. The research followed more than 1,400 participants for nearly 15 ...

Would You Eat Yogurt Made With Ants? Scientists Did

Oct. 5, 2025 In a remarkable blend of science and tradition, researchers have revived an old Balkan and Turkish yogurt-making technique that uses ants as natural fermenters. The ants’ bacteria, acids, and ...

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 Little Stress Could Be the Secret to Healthy Aging

Oct. 15, 2025 Scientists discovered that specific nutrients in nematodes' diets activate stress defenses that keep their cells healthier over time. These RNAs prevent toxic protein buildup, promoting ...

A Flu Test You Can Chew

Oct. 2, 2025 Flu detection could soon be as simple as chewing gum. Scientists have created a molecular sensor that releases a thyme-like flavor when it encounters influenza, offering a low-tech, taste-based ...

Black Mamba Venom Has a Deadly Hidden Second Strike

Sep. 30, 2025 Scientists have uncovered a dangerous hidden feature in Black Mamba venom that explains why antivenoms sometimes fail. The study revealed that several mamba species launch a dual neurological attack, ...

Millions Could Be Living With Hidden Smell Loss After COVID Without Knowing

Oct. 2, 2025 A massive NIH-backed study reveals that COVID-19’s toll on smell may be more widespread and lasting than most realize. Even patients without noticeable symptoms often performed poorly on scent ...

Scientists Finally Explain the Real Reason Pregnant Women Get Morning Sickness

Sep. 29, 2025 Morning sickness isn’t just random misery—it’s a biological defense system shaped by evolution to protect the fetus. By linking immune responses to nausea and food aversions, UCLA researchers ...

Hidden Bacterial Molecules in the Brain Reveal New Secrets of Sleep

Sep. 25, 2025 New studies show that a bacterial molecule, peptidoglycan, is present in the brain and fluctuates with sleep patterns. This challenges the idea that sleep is solely brain-driven, instead suggesting ...