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Scientists are taking a closer look at monk fruit and discovering it’s more than just a sugar substitute. New research shows its peel and pulp contain a rich mix of antioxidants and bioactive compounds that may support health. Different varieties offer different chemical profiles, hinting at unique benefits. The work could shape how monk fruit is used in future foods and supplements.View the full article

A massive international brain study has revealed that memory decline with age isn’t driven by a single brain region or gene, but by widespread structural changes across the brain that build up over time. Analyzing thousands of MRI scans and memory tests from healthy adults, researchers found that memory loss accelerates as brain tissue shrinkage increases, especially later in life. While the hippocampus plays a key role, many other brain regions also contribute, forming a broad vulnerability rather than isolated damage.View the full article

Scientists have identified a newly recognized threat lurking beneath the ocean’s surface: sudden episodes of underwater darkness that can last days or even months. Caused by storms, sediment runoff, algae blooms, and murky water, these “marine darkwaves” dramatically reduce light reaching the seafloor, putting kelp forests, seagrass, and other light-dependent life at risk.View the full article

For thousands of years, wildfires on Alaska’s North Slope were rare. That changed sharply in the 20th century, when warming temperatures dried soils and fueled the spread of shrubs, setting the stage for intense fires. Peat cores and satellite data reveal that fire activity since the 1950s has reached record levels. The findings suggest the Arctic is entering a new, more dangerous fire era.View the full article

Earth’s oceans reached their highest heat levels on record in 2025, absorbing vast amounts of excess energy from the atmosphere. This steady buildup has accelerated since the 1990s and is now driving stronger storms, heavier rainfall, and rising sea levels. While surface temperatures fluctuate year to year, the ocean’s long-term warming trend shows no sign of slowing.View the full article

A new study reveals that alpha brain waves help the brain decide what belongs to your body. Faster rhythms allow the brain to match sight and touch more precisely, strengthening the feeling that a body part is truly yours. Slower rhythms blur that timing, making it harder to separate self from surroundings. The findings could improve prosthetic design and immersive virtual experiences.View the full article

Some people get drunk without drinking because their gut bacteria produce alcohol from food. Researchers have now identified the microbes and biological pathways behind this rare condition, auto-brewery syndrome. Tests showed patients’ gut samples produced far more alcohol than those of healthy people. In one case, a fecal transplant led to long-lasting symptom relief.View the full article

Despite longstanding guidelines, many dementia patients are still prescribed brain-altering medications that can raise the risk of falls and confusion. A new study shows that while prescribing has decreased overall, people with cognitive impairment remain more likely to receive these drugs. In many cases, there was no documented medical justification. The results suggest that medication safety remains a serious concern in dementia care.View the full article

A damaging cotton virus thought to be a recent invader has actually been hiding in U.S. fields for nearly two decades. New research shows cotton leafroll dwarf virus was present as early as 2006, quietly spreading across major cotton-growing states long before it was officially identified. By reanalyzing old genetic data with modern tools, scientists uncovered a hidden history of the virus’s spread—including its first confirmed appearance in California and even traces in animal feed.View the full article

Researchers studying cyanobacteria from hot springs in Thailand have discovered a new natural UV-blocking compound with impressive antioxidant power. Unlike conventional sunscreens, it’s biocompatible and potentially safer for both people and the environment. The molecule is produced only under UV and salt stress and uses a unique biosynthetic pathway never seen before. This could help drive a new generation of eco-friendly sunscreens and skincare products.View the full article

A generative AI system can now analyze blood cells with greater accuracy and confidence than human experts, detecting subtle signs of diseases like leukemia. It not only spots rare abnormalities but also recognizes its own uncertainty, making it a powerful support tool for clinicians.View the full article

Childbirth depends not just on hormones, but on the uterus’s ability to sense physical force. Scientists found that pressure and stretch sensors in uterine muscles and surrounding nerves work together to trigger coordinated contractions. When these sensors are disrupted, contractions weaken and delivery slows. The discovery helps explain stalled labor—and could one day lead to better ways to manage childbirth.View the full article

Scientists have pulled back the curtain on one of the most extreme solar regions seen in decades, tracking it almost nonstop for three months as it unleashed powerful space weather. By combining views from two spacecraft—one near Earth and one orbiting the Sun—researchers followed a massive active region as it grew, twisted, and ultimately triggered the strongest geomagnetic storms since 2003.View the full article

At extreme pressures and temperatures, water becomes superionic — a solid that behaves partly like a liquid and conducts electricity. This unusual form is believed to shape the magnetic fields of Uranus and Neptune and may be the most common type of water in the solar system. New high-precision experiments show its atomic structure is far messier than expected, combining multiple crystal patterns instead of one clean arrangement. The finding reshapes models of icy planets both near and far.View the full article

Honey bees can normally keep their hives perfectly climate-controlled, but extreme heat can overwhelm their defenses. During a scorching Arizona summer, researchers found that high temperatures caused damaging temperature fluctuations inside hives, leading to population declines. Smaller colonies were hit hardest, experiencing the most severe swings. As global temperatures rise, heat waves could pose a growing threat to bees and the pollination they provide.View the full article

Scientists tracking Earth’s water from space discovered that El Niño and La Niña are synchronizing floods and droughts across continents. When these climate cycles intensify, far-apart regions can become unusually wet or dangerously dry at the same time. The study also found a global shift about a decade ago, with dry extremes becoming more common than wet ones. Together, the results show that water crises are part of a global pattern, not isolated events.View the full article

Scientists at Tufts have found a way to turn common glucose into a rare sugar that tastes almost exactly like table sugar—but with far fewer downsides. Using engineered bacteria as microscopic factories, the team can now produce tagatose efficiently and cheaply, achieving yields far higher than current methods. Tagatose delivers nearly the same sweetness as sugar with significantly fewer calories, minimal impact on blood sugar, and even potential benefits for oral and gut health.View the full article

MIT engineers have developed a pill that can wirelessly report when it’s been swallowed. Inside the capsule is a biodegradable antenna that sends a signal within minutes of ingestion, then safely dissolves. The system is designed to work with existing medications and could help doctors track adherence for high-risk patients. Researchers hope it will prevent missed doses that can lead to serious health consequences.View the full article

Plastic pollution is not just in oceans and soil. Scientists have now found enormous amounts of microscopic plastic floating through urban air, far exceeding earlier estimates. Road dust and rainfall play a major role in moving these particles through the atmosphere. The findings suggest the air may be one of the most important pathways for plastic pollution.View the full article

Some antibiotics stop bacteria from growing without actually killing them, allowing infections to return later. Scientists at the University of Basel created a new test that tracks individual bacteria to see which drugs truly eliminate them. When tested on tuberculosis and other serious lung infections, the method revealed big differences in how bacteria tolerate treatment. The findings could lead to more precise therapies and better predictions of treatment success.View the full article

Waiting to eat when your food arrives first feels polite—but it may be mostly for your own peace of mind. Researchers found people feel far more uncomfortable breaking the “wait until everyone is served” rule than they expect others would feel watching it happen. Even being told to go ahead doesn’t fully ease the discomfort. Serving everyone at once could reduce awkwardness and make meals more enjoyable.View the full article

Researchers have discovered a brain activity pattern that can predict which people with mild cognitive impairment are likely to develop Alzheimer’s disease. Using a noninvasive brain scanning technique and a custom analysis tool, they detected subtle changes in electrical signals tied to memory processing years before diagnosis. The findings point to a new way of spotting Alzheimer’s early—by listening directly to how neurons behave.View the full article

Microscopic ocean algae produce a huge share of Earth’s oxygen—but they need iron to do it. New field research shows that when iron is scarce, phytoplankton waste energy and photosynthesis falters. Climate-driven changes may reduce iron delivery to the oceans, weakening the base of marine food chains. Over time, this could mean fewer krill and fewer whales, seals, and penguins.View the full article

Florida State University scientists have engineered a new crystal that forces atomic magnets to swirl into complex, repeating patterns. The effect comes from mixing two nearly identical compounds whose mismatched structures create magnetic tension at the atomic level. These swirling “skyrmion-like” textures are prized for their low-energy behavior and stability. The discovery could help drive advances in data storage, energy-efficient electronics, and quantum computing.View the full article

Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, overturning a long-standing theory. The dust grains around the star are simply too small to be pushed outward by light alone. This raises new questions about how giant stars spread life-essential elements through space. Researchers now suspect dramatic stellar motions or pulsations may play a key role instead.View the full article