- newThis popular supplement may increase risk of birth defects, study finds
A new study reveals that high doses of antioxidants—often seen as harmless or beneficial—may actually impact future generations. Male mice given common supplements like NAC produced offspring with subtle but significant facial and skull changes. Researchers believe this is tied to altered sperm DNA, even though the fathers showed no outward health issues.
- 8 hours ago 27 Mar 26, 6:11pm -
- newScientists discover why cancer drugs don’t work for everyone
Scientists have uncovered a hidden reason why cancer treatments don’t work equally well for everyone. Certain drugs can become trapped inside lysosomes within tumor cells, forming slow-release reservoirs that create uneven drug distribution. This means some cancer cells are heavily exposed while others are barely affected. Understanding this process could help doctors better tailor treatments and improve outcomes.
- 8 hours ago 27 Mar 26, 6:01pm -
- newScientists find gut bacteria inject proteins that control your immune system
Gut bacteria aren’t just passive passengers—they can actively send proteins straight into our cells. Using microscopic injection systems, even harmless microbes can influence immune responses and metabolic pathways. Researchers found these interactions may play a role in inflammatory diseases like Crohn’s. It’s a major shift in how scientists understand the microbiome’s power over human health.
- 8 hours ago 27 Mar 26, 5:53pm -
- newThis dangerous combo in your body could raise death risk by 83%
Having both excess belly fat and low muscle mass isn’t just unhealthy—it’s potentially deadly, raising the risk of death by 83%. This condition, called sarcopenic obesity, creates a vicious cycle where fat accelerates muscle breakdown and inflammation. Researchers found it can be identified using simple measurements, not costly medical tests. That means earlier detection—and a real chance to intervene before serious decline sets in.
- 15 hours ago 27 Mar 26, 10:53am -
- Scientists discover “overflow valve” in cells linked to Parkinson’s Disease
Researchers have identified a crucial ion channel, TMEM175, that acts like an overflow valve in the cell’s recycling system. It regulates acidity inside lysosomes, ensuring they function properly. When TMEM175 is faulty, toxic buildup can occur, contributing to diseases like Parkinson’s. This breakthrough reveals a promising new target for future therapies.
- 1 day ago 26 Mar 26, 5:05pm -
- What you do in midlife could reveal how long you’ll live
By closely monitoring fish throughout their lives, researchers found that simple behaviors in midlife—like movement and sleep—can predict lifespan. Fish that stayed active and slept mostly at night tended to live longer, while those slowing down earlier lived shorter lives. Surprisingly, aging didn’t unfold smoothly but in sudden jumps between stages. The work suggests that tracking daily habits in humans could reveal early clues about how we age.
- 1 day ago 26 Mar 26, 4:48pm -
- Scientists find immune cell linked to long COVID fatigue and symptoms
Long COVID remains a frustrating medical mystery, affecting up to 1 in 10 people long after the initial infection fades. Now, scientists have uncovered a crucial clue hidden deep within the immune system. By analyzing individual immune cells, they identified a distinct molecular state in key white blood cells—especially common in patients who initially had mild or moderate COVID.
- 1 day ago 26 Mar 26, 4:36pm -
- Deepfake X-rays are so real even doctors can’t tell the difference
Deepfake X-rays created by AI are now convincing enough to fool both doctors and AI models. In tests, radiologists had limited success identifying fake images, especially when they didn’t know they were being shown. This opens the door to risks like fraudulent medical claims and tampered diagnoses. Experts say stronger safeguards and detection tools are critical as the technology advances.
- 1 day ago 26 Mar 26, 4:12pm -
- Vivid dreams may be the secret to deeper, more restful sleep
Vivid dreams might be doing more than just entertaining your mind at night. Researchers found that immersive dreaming can actually make sleep feel deeper and more refreshing, even when brain activity is high. Surprisingly, people reported their deepest sleep after intense dream experiences, not just during quiet, inactive periods. This suggests dreams may play a key role in helping us feel truly rested.
- 2 days ago 26 Mar 26, 11:30am -
- Most mass spectrometers handle a few molecules. This new prototype handles billions
A new prototype could supercharge mass spectrometry by analyzing thousands of molecules at once instead of one by one. The breakthrough boosts sensitivity enough to reveal rare, hidden molecules—potentially transforming fields like drug discovery and single-cell biology.
- 2 days ago 26 Mar 26, 7:00am -
- Cold weather linked to 40,000 extra heart deaths each year in the U.S.
When temperatures plunge, the risk to your heart rises dramatically. A large U.S. study shows cold weather is linked to far more cardiovascular deaths than heat, accounting for tens of thousands of extra deaths each year. Scientists found the safest temperature sits around 74°F, with danger increasing as conditions get colder—or hotter. As more people live with chronic illnesses, the threat from extreme cold may only intensify.
- 2 days ago 26 Mar 26, 6:41am -
- Scientists discover why this deadly lung cancer keeps coming back
Scientists have discovered that losing a key protein in small cell lung cancer triggers inflammation that actually helps tumors grow and spread. Even more surprising, it pushes cancer cells into a more aggressive, neuron-like state linked to relapse.
- 2 days ago 25 Mar 26, 5:22pm -
- Scientists just discovered bees and hummingbirds are drinking alcohol
Flower nectar often contains small amounts of alcohol, meaning pollinators like hummingbirds are drinking it all day long. Despite consuming human-equivalent amounts, they show no signs of intoxication—suggesting a surprising evolutionary tolerance.
- 2 days ago 25 Mar 26, 4:35pm -
- Metformin’s hidden brain pathway revealed after 60 years
A major discovery reveals that metformin works not just in the body, but in the brain. By switching off a key protein and activating specific neurons, the drug lowers blood sugar through a previously hidden pathway, opening new doors for diabetes treatment.
- 2 days ago 25 Mar 26, 4:17pm -
- Most Americans don’t know this food raises colon cancer risk
Nearly half of Americans don’t know that processed meat increases colorectal cancer risk, according to a new poll. But once they learn the connection, most support warning labels—suggesting people want clearer information. Experts warn that awareness is lagging even among healthcare providers. The good news: diets rich in plant foods and fiber, along with healthy habits, can dramatically lower risk.
- 3 days ago 25 Mar 26, 10:08am -