Human Biology News

November 7, 2025

Top Headlines

The Hidden “Big Bang” That Decides How Bowel Cancer Grows

Nov. 7, 2025 — Scientists have pinpointed a “Big Bang” moment in bowel cancer—when cells first evade the immune system. This early immune escape locks in how the cancer will behave as it grows. The discovery could help predict which patients respond to ...

Scientists Discover How Hair Cells Can Help Heal Skin Faster

Nov. 7, 2025 — Rockefeller scientists uncovered how hair follicle stem cells can switch from growing hair to repairing skin when nutrients run low. The key lies in serine, an amino acid that activates a stress signal telling cells to conserve energy. When both ...

Scientists Find Hidden Brain Source That Fuels Dementia

Nov. 6, 2025 — Weill Cornell researchers uncovered how free radicals from astrocyte mitochondria can fuel dementia. Using new compounds that target these radicals at their source, they slowed brain inflammation and neuronal damage in mice. The findings reveal a ...

Scientists Discover the Nutrient That Supercharges Cellular Energy

Nov. 3, 2025 — Scientists uncovered how the amino acid leucine enhances mitochondrial efficiency by preserving crucial proteins that drive energy production. By downregulating the protein SEL1L, leucine prevents unnecessary degradation and strengthens the cell’s ...

Ancient Viruses Hidden Inside Bacteria Could Help Defeat Modern Infections

Nov. 3, 2025 — Penn State scientists uncovered an ancient bacterial defense where dormant viral DNA helps bacteria fight new viral threats. The enzyme PinQ flips bacterial genes to create protective proteins that block infection. Understanding this mechanism could ...

A Gene from 100-year-olds Could Help Kids Who Age Too Fast

Nov. 3, 2025 — Scientists have discovered that a “longevity gene” found in people who live beyond 100 can reverse heart aging in models of Progeria, a devastating disease that causes children to age rapidly. By introducing this supercentenarian gene into ...

Ozempic and Wegovy Protect the Heart, Even Without Weight Loss

Oct. 31, 2025 — Semaglutide appears to safeguard the heart even when patients lose little weight. In a massive international trial, heart attack and stroke risk dropped by 20% regardless of BMI. The benefit seems tied not just to slimming down but to deeper ...

A Revolutionary DNA Search Engine Is Speeding Up Genetic Discovery

Oct. 28, 2025 — ETH Zurich scientists have created “MetaGraph,” a revolutionary DNA search engine that functions like Google for genetic data. By compressing global genomic datasets by a factor of 300, it allows researchers to search trillions of DNA and RNA ...

Scientists Discover COVID MRNA Vaccines Boost Cancer Survival

Oct. 28, 2025 — Researchers found that COVID-19 mRNA vaccines significantly increased survival in lung and skin cancer patients undergoing immunotherapy. The vaccine appears to prime the immune system in a powerful, nonspecific way, enhancing cancer treatment ...

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 ...

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 producing methane. Using advanced metabolic chambers, ...

MIT Discovers Amino Acid That Helps the Gut Heal Itself

Oct. 23, 2025 — MIT scientists have found that an amino acid called cysteine can help the gut heal itself. In mouse studies, a cysteine-rich diet activated immune cells that release a molecule speeding up tissue repair in the small intestine. This process helped ...

Latest Headlines

updated 11:28am EST

Wegovy in a Pill? Massive Weight Loss Results Revealed

Nov. 6, 2025 — Novo Nordisk’s oral semaglutide 25 mg achieved up to 16.6% weight loss in a landmark study, rivaling injectable Wegovy. The pill also improved cardiovascular risk factors and physical activity ...

A Shapeshifting Protein Explains Rabies’ Deadly Power

Nov. 5, 2025 — Researchers discovered how rabies virus exerts massive control over host cells with very few genes. A key viral protein changes shape and binds RNA, allowing it to infiltrate different cellular ...

A 25-Year Crohn’s Disease Mystery Finally Cracked by AI

Nov. 3, 2025 — UC San Diego researchers combined artificial intelligence with molecular biology to unravel how immune cells in the gut decide between inflammation and healing, a process gone awry in Crohn’s ...

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 ...

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 ...

They Found Cancer’s Hidden Power Hubs and Learned How to Melt Them Away

Oct. 22, 2025 — Texas A&M researchers found that in an aggressive kidney cancer, RNA builds “droplet hubs” that activate tumor genes. By creating a molecular switch to dissolve these hubs, they stopped cancer ...

New Treatment Cuts Cholesterol by Nearly 50%, Without Statins or Side Effects

Oct. 22, 2025 — Researchers have developed a DNA-based therapy that targets the PCSK9 gene to lower cholesterol naturally. Using polypurine hairpins, they increased ...

Scientists Detect Hidden Brain Damage Years Before MS Symptoms

Oct. 21, 2025 — Scientists at UCSF have uncovered evidence that multiple sclerosis silently damages the brain years before diagnosis. By studying proteins in blood samples, they identified early immune signals and ...

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 ...

Scientists Find Immune Drug That Could Halt Skin Cancer’s Deadly Spread

Oct. 20, 2025 — Researchers found that pembrolizumab, an immune-activating cancer drug, lowered the risk of distant metastases in patients with Merkel cell carcinoma after surgery. Though recurrence rates overall ...

Cancer Patients Who Got a COVID Vaccine Lived Much Longer

Oct. 19, 2025 — A groundbreaking study reveals that cancer patients who received a COVID-19 mRNA vaccine within 100 days of starting immunotherapy lived dramatically longer than those who didn’t. Researchers from ...

Scientists Grow Mini Human Livers That Predict Toxic Drug Reactions

Oct. 15, 2025 — A new human liver organoid microarray developed by Cincinnati Children’s and Roche recreates immune-driven liver injury in the lab. Built from patient-derived stem cells and immune cells, it ...

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 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 ...

This Experimental “super Vaccine” Stopped Cancer Cold in the Lab

Oct. 13, 2025 — UMass Amherst researchers have developed a groundbreaking nanoparticle-based cancer vaccine that prevented melanoma, pancreatic, and triple-negative breast cancers in mice—with up to 88% remaining ...

The Hidden Evolution Making Men’s Sperm More Dangerous With Age

Oct. 19, 2025 — Groundbreaking research shows that as men age, harmful genetic mutations in sperm become more common—not just from random chance, but because some are naturally favored. Advanced sequencing ...

Exercise Might Be the Key to a Younger, Sharper Immune System

Oct. 14, 2025 — Endurance exercise may train the immune system as much as the muscles. Older adults with decades of running or cycling had immune cells that functioned better and aged more slowly. Their inflammation ...

MIT’s “stealth” Immune Cells Could Change Cancer Treatment Forever

Oct. 11, 2025 — MIT and Harvard scientists have designed an advanced type of immune cell called a CAR-NK cell that can destroy cancer while avoiding attack from the body’s own immune defenses. This innovation ...

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 ...

Two Common Drugs Could Reverse Fatty Liver Disease

Oct. 12, 2025 — Researchers at the University of Barcelona found that combining pemafibrate and telmisartan significantly reduces liver fat and cardiovascular risks in MASLD models. The drug duo works better ...

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 ...

Brain Cancer That Eats the Skull Stuns Scientists

Oct. 5, 2025 — A new study shows glioblastoma isn’t confined to the brain—it erodes the skull and hijacks the immune system within skull marrow. The cancer opens channels that let inflammatory cells enter the ...

Hidden Cellular “power Switch” Could Transform Parkinson’s Treatment

Oct. 4, 2025 — Researchers uncovered a key cellular regulator, PP2A-B55alpha, that controls both the cleanup of damaged mitochondria and the creation of new ones. In Parkinson’s disease models, reducing this ...

A Toxic Alzheimer’s Protein Could Be the Key to Fighting Cancer

Oct. 10, 2025 — A surprising link between Alzheimer’s and cancer reveals that amyloid beta, a harmful protein in the brain, actually empowers the immune system. It strengthens T-cells’ energy production, helping ...

Scientists Just Cracked the Mystery of Why Cancer Immunotherapy Fails

Oct. 3, 2025 — Ohio State researchers have discovered that exhausted T cells collapse under the weight of misfolded proteins, activating a destructive stress response called TexPSR. Unlike normal stress systems, ...

They Found the Switch That Makes the Body Attack Cancer

Oct. 15, 2025 — Scientists have found a way to transform hard-to-treat tumors into targets for the immune system. Using two protein stimulators, they activated strong T-cell and B-cell responses and built immune ...

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 ...

New Inhaler Halves Childhood Asthma Attacks

Sep. 28, 2025 — A groundbreaking international study has shown that a 2-in-1 budesonide-formoterol inhaler is far more effective than the standard salbutamol inhaler in children with mild asthma, cutting attacks by ...

Doctors Tested a Common Drug on COVID. The Results Are Stunning

Sep. 28, 2025 — Inhaled heparin significantly lowers the risk of death and ventilation in COVID-19 patients while also showing potential against other respiratory infections. With its unique triple-action benefits, ...

It’s Not Just Genes — Parents Can Pass Down Longevity Another Way

Oct. 5, 2025 — Scientists studying tiny roundworms have uncovered how the secrets of a long life can be passed from parents to their offspring — without changing DNA. The discovery shows that when certain ...