- newBoosting one protein helps the brain fight Alzheimer’s
Scientists have discovered a way to help the brain clean itself of harmful Alzheimer’s plaques by activating its own support cells. By increasing a protein called Sox9, researchers were able to boost the activity of astrocytes, star shaped cells that help maintain brain health. In mice that already showed memory problems, this approach reduced plaque buildup and preserved cognitive function over time.
- 22 hours ago 2 May 26, 6:27pm -
- newScientists sound alarm as dangerous amoebas spread globally
Free-living amoebae are emerging as a global health concern, fueled by warming temperatures and outdated water systems. While many are harmless, some can cause deadly infections and even protect other dangerous microbes. Their ability to survive heat and disinfectants makes them especially hard to control. Scientists say improved surveillance and water treatment are urgently needed.
- 23 hours ago 2 May 26, 5:05pm -
- Scientists discover a hidden brain “cleaning” effect triggered by movement
Scientists have uncovered a surprising link between simple body movement and brain health: every time you tighten your abdominal muscles—even slightly—your brain may gently sway inside your skull. This subtle motion, triggered by pressure changes in connected blood vessels, appears to help circulate cerebrospinal fluid around the brain, potentially flushing out harmful waste.
- 1 day ago 2 May 26, 8:34am -
- You don’t need intense workouts to build muscle, new study reveals
Building muscle doesn’t have to mean exhausting workouts or soreness. Researchers found that slow, controlled “lowering” movements can boost strength more efficiently while requiring less effort. Even five minutes a day of simple exercises like chair squats or wall push-ups can make a real difference. It’s a smarter, easier way to get stronger—no gym required.
- 2 days ago 1 May 26, 7:37pm -
- New treatment cuts bad cholesterol by nearly 50% without statins
A new breakthrough could change how high cholesterol is treated, offering a powerful alternative to traditional drugs. Researchers have developed tiny DNA-based molecules that shut down PCSK9—a key protein that keeps “bad” LDL cholesterol circulating in the blood. By blocking this protein, cells can absorb more cholesterol instead of letting it build up in arteries, dramatically lowering levels linked to heart disease.
- 2 days ago 1 May 26, 2:20pm -
- Why drinking more water didn’t prevent kidney stones
Kidney stones are notoriously painful—and frustratingly common, with many people facing repeat episodes. A massive new study tested whether a high-tech hydration program—complete with smart water bottles, reminders, coaching, and even financial incentives—could help people drink enough water to stop stones from coming back.
- 2 days ago 1 May 26, 1:06pm -
- Your gut takes a “double hit” from stress and late-night eating
Chronic stress is already tough on your gut—but new research suggests late-night eating could make things even worse. Scientists analyzing thousands of people found that those under high stress who also ate a large portion of their calories after 9 p.m. were far more likely to suffer from constipation and diarrhea. The combination appears to hit the gut twice, not only disrupting digestion but also reducing the diversity of beneficial gut bacteria.
- 2 days ago 1 May 26, 10:37am -
- Don’t toss cannabis leaves: Scientists found rare compounds with medical potential
Scientists have uncovered a surprising new layer of complexity in Cannabis, identifying dozens of previously unknown compounds—including the first-ever evidence of rare molecules called flavoalkaloids in its leaves. These compounds, prized for their potential health benefits, were hidden among a rich mix of plant chemicals that vary dramatically even between just a few strains.
- 2 days ago 1 May 26, 10:06am -
- Surprising obesity discovery rewrites decades of fat metabolism science
A key protein involved in fat metabolism has been found to do more than scientists once thought. Instead of just releasing fat, it helps maintain healthy fat tissue and balance in the body. When it’s missing or disrupted, the results can be surprisingly harmful. This finding reshapes how researchers think about obesity and metabolic disease.
- 2 days ago 1 May 26, 7:10am -
- Scientists restore memory by blocking a single Alzheimer’s protein
Researchers have identified a new potential weapon against Alzheimer’s: blocking a protein called PTP1B. In mice, this approach boosted memory and helped brain immune cells clear harmful plaque buildup. Since PTP1B is also linked to diabetes and obesity—both risk factors for Alzheimer’s—it could offer a broader treatment strategy.
- 3 days ago 30 Apr 26, 2:01pm -
- Scientists reveal the best exercise for knee arthritis pain relief
A major review of 217 trials shows that aerobic exercise is the most effective option for managing knee osteoarthritis. Activities like walking, cycling, and swimming outperformed other exercise types in reducing pain and improving movement. While alternatives like strength training and mind-body exercises help, they are best used alongside aerobic workouts. The findings also confirm that exercise is a safe and essential part of treatment.
- 3 days ago 30 Apr 26, 1:00pm -
- This AI knew the answers but didn’t understand the questions
For decades, psychologists have debated whether the human mind can be explained by one unified theory or must be broken into separate parts like memory and attention. A recent AI model called Centaur seemed to offer a breakthrough, claiming it could mimic human thinking across 160 different cognitive tasks. But new research is challenging that bold claim, suggesting the model isn’t truly “thinking” at all—it’s just memorizing patterns.
- 3 days ago 30 Apr 26, 12:14pm -
- A hidden map in your nose could explain how smell works
Scientists have finally cracked one of the biggest mysteries in the senses: how smell is organized. By mapping millions of neurons in mice, researchers discovered that smell receptors in the nose aren’t random at all—they’re arranged in neat, overlapping stripes based on receptor type, forming a hidden structure scientists never knew existed. Even more striking, this layout mirrors how smell information is mapped in the brain, revealing a coordinated system from nose to neural circuits.
- 3 days ago 30 Apr 26, 10:35am -
- First-ever 3D view shows how killer T cells destroy cancer
The body’s “killer” T cells don’t just attack—they strike with astonishing precision, forming a tiny, highly organized contact zone that lets them destroy dangerous cells without harming their neighbors. Now, scientists have captured this process in unprecedented detail, revealing a hidden world of molecular choreography.
- 3 days ago 30 Apr 26, 10:06am -
- A forgotten drug is giving new hope to kids with a rare disease
A decades-old drug once used to treat sleeping sickness is now showing surprising promise against an ultra-rare and life-threatening genetic disorder called Bachmann-Bupp syndrome (BABS). Early patient treatments suggest the drug, DFMO, may ease severe symptoms by targeting the underlying genetic malfunction. Researchers have already treated a handful of patients with encouraging results, but progress has been slowed by regulatory and logistical hurdles.
- 4 days ago 29 Apr 26, 10:58am -