Latest Science News -- ScienceDaily

In the pursuit of powerful and stable quantum computers, researchers at Chalmers University of Technology, Sweden, have developed the theory for an entirely new quantum system – based on the novel concept of ‘giant superatoms’. This breakthrough enables quantum information to be protected, controlled, and distributed in new ways and could be a key step towards building quantum computers at scale.

Scientists have developed a new way to fight gum disease without wiping out the mouth’s helpful bacteria—a major shift from traditional treatments. Instead of killing everything, this targeted approach blocks only the harmful microbes that drive periodontitis, allowing beneficial bacteria to thrive and restore balance naturally.

Africa’s forests have undergone a shocking reversal, switching from carbon absorbers to carbon emitters after 2010. Researchers found that heavy deforestation in tropical regions has led to massive biomass losses, far outweighing any gains from regrowth elsewhere. This change could seriously undermine global efforts to slow climate change. Scientists warn that protecting forests is now more urgent than ever.

New research reveals that obesity affects men and women in surprisingly different ways. Men are more likely to develop harmful abdominal fat and signs of liver stress, while women show higher inflammation and cholesterol levels. These differences could help explain why health risks vary between sexes. Scientists say this could lead to more tailored treatments for obesity.

Gray whales are beginning to break their long-established migration patterns, venturing into risky new territory like San Francisco Bay as climate change disrupts their Arctic food supply. But this unexpected detour is proving deadly: nearly one in five whales that enter the Bay don’t survive, with many struck by ships in the crowded, foggy waters.

Light doesn’t just help plants grow—it may also quietly hold them back. Researchers have uncovered a surprising mechanism where light strengthens the “glue” between a plant’s outer skin and its inner tissues. This tighter bond, driven by a compound called p-coumaric acid, reinforces cell walls but also restricts how much the plant can expand. The discovery reveals a hidden balancing act: light both fuels growth and subtly puts the brakes on it.

A newly discovered molecule could reshape the future of weight loss treatments by mimicking the powerful appetite-suppressing effects of drugs like Ozempic — but without many of the unpleasant side effects. Identified using artificial intelligence, this tiny peptide, called BRP, appears to act directly on the brain’s appetite-control center, helping animals eat less and lose fat without nausea or muscle loss.

The first-ever published research on Tinshemet Cave reveals that Neanderthals and Homo sapiens in the mid-Middle Paleolithic Levant not only coexisted but actively interacted, sharing technology, lifestyles, and burial customs. These interactions fostered cultural exchange, social complexity, and behavioral innovations, such as formal burial practices and the symbolic use of ochre for decoration. The findings suggest that human connections, rather than isolation, were key drivers of technological and cultural advancements, highlighting the Levant as a crucial crossroads in early human history.

A major study suggests that when you eat could play a key role in staying lean. People who fast longer overnight and start their day with an early breakfast were more likely to have a lower BMI years later. Scientists think this is because eating earlier aligns better with the body’s internal clock. But skipping breakfast as part of intermittent fasting didn’t offer the same advantage—and may even be tied to unhealthy habits.

Scientists searching for air pollution clues stumbled onto something unexpected: toxic MCCPs drifting through the air for the first time in the Western Hemisphere. The likely source—fertilizer made from sewage sludge—points to a hidden route for contamination.

Scientists have achieved the unthinkable by stabilizing a highly reactive molecule in water, confirming a decades-old theory about vitamin B1’s role in the body. The breakthrough not only solves a scientific mystery but could revolutionize greener chemical manufacturing.

Losing your sense of smell might signal Alzheimer’s far earlier than expected. Scientists found that immune cells in the brain actively destroy smell-related nerve fibers after detecting abnormal signals on their surfaces. This damage begins in early stages of the disease, well before cognitive decline. The discovery could help identify at-risk patients sooner and improve treatment timing.

For years, scientists believed our lifespan was mostly shaped by environment and chance, with genetics playing only a minor role. But a new study from the Weizmann Institute flips that idea on its head, revealing that genes may actually account for about half of the differences in how long people live. By analyzing massive twin datasets—including twins raised apart—and using innovative simulations to filter out deaths from accidents and other external causes, researchers uncovered a hidden genetic influence that had been masked for decades.

A cave in Belgium has revealed unsettling evidence that Neanderthals selectively cannibalized outsiders, focusing on women and children. The victims weren’t from the local group and appear to have been treated like prey, with bones butchered for meat and marrow. This suggests the behavior wasn’t ritual, but practical—or possibly linked to intergroup conflict. The discovery paints a darker, more complex picture of Neandertal life during their final millennia.

A colossal “cosmic volcano” has erupted in deep space, as a supermassive black hole in galaxy J1007+3540 roars back to life after nearly 100 million years of silence. Astronomers captured stunning radio images showing fresh jets blasting outward while crashing into the intense pressure of a surrounding galaxy cluster, creating a chaotic, distorted structure stretching nearly a million light-years.

A twice-yearly injection may soon change how high blood pressure is treated. In a global trial, patients receiving the experimental drug zilebesiran alongside standard therapy saw greater blood pressure reductions than those on standard treatment alone. The drug works by blocking a key liver protein, helping blood vessels relax. Researchers say this long-lasting approach could make it much easier for patients to keep their condition under control.

Mars may be hostile, but it might not be entirely unlivable. In lab experiments, yeast cells survived simulated Martian shock waves and toxic perchlorate salts—two major environmental threats on the Red Planet. Their secret weapon was forming protective molecular clusters that shield critical cellular functions under stress. Without these defenses, survival plummeted, pointing to a potential universal strategy life could use beyond Earth.

Researchers are launching a new project to crack the mystery of aggressive breast cancer, where predicting disease progression remains a major hurdle. By studying how tumors interact with and suppress the immune system, scientists aim to identify new biomarkers that reveal how the cancer evolves. Using real patient samples, the team hopes to turn earlier discoveries into practical clinical tools. The goal: more precise, personalized treatments that can outsmart even the most dangerous tumors.

A new study reveals that popular diabetes and weight-loss drugs like Ozempic and Wegovy may not work as effectively for about 10% of people due to specific genetic variants. These individuals appear to have a puzzling condition called “GLP-1 resistance,” where their bodies produce higher levels of the hormone targeted by these drugs—but don’t respond to it properly.

A new nanodisc-based platform lets scientists study viral proteins in a form that closely mimics real viruses, revealing how antibodies truly recognize them. This approach uncovered hidden interactions in viruses like HIV and Ebola that traditional methods missed. By recreating the virus’s membrane environment, researchers can better understand how immune defenses work. The technique could speed up the development of more effective vaccines.

A major international effort has produced an ultra-precise measurement of the Universe’s expansion rate, confirming it’s faster than early-Universe models predict. By linking multiple distance-measuring techniques, scientists ruled out simple errors as the cause of the discrepancy. The persistent “Hubble tension” now looks more real than ever. It could mean our current model of the cosmos is incomplete.

Putting on weight earlier in life may be more dangerous than previously thought. Researchers found that early adulthood obesity significantly raises the risk of premature death, especially from major diseases like heart disease and diabetes. The longer the body carries excess weight, the greater the damage appears to be. Interestingly, cancer risk in women didn’t follow this pattern, suggesting other biological factors are at play.

A common eye-health nutrient, zeaxanthin, may also help the body fight cancer more effectively. Scientists discovered it strengthens T cells and enhances the impact of immunotherapy treatments. Found in everyday vegetables and supplements, it’s safe, accessible, and shows strong potential as a cancer therapy booster. Human trials are the next step.

A breakthrough in microbiome research could change how colorectal cancer is detected—no colonoscopy required. Scientists used AI to map gut bacteria at an unprecedented level of detail, revealing subtle microbial patterns linked to cancer. By analyzing simple stool samples, their method identified 90% of cases, rivaling one of medicine’s most trusted diagnostic tools.

Alzheimer’s isn’t just one problem—it’s a tangled mix of biology, aging, and overall health. That’s why drugs targeting a single factor have fallen short, even as new treatments show modest benefits. Scientists are now pushing toward multi-pronged strategies, from gene editing to brain-cell rejuvenation and gut health interventions. The goal: stop treating Alzheimer’s as one disease and start tackling it as a complex system.

Scientists have proposed a surprising new way to detect gravitational waves—by observing how they change the light emitted by atoms. These waves can subtly shift photon frequencies in different directions, leaving behind a detectable signature. The effect doesn’t change how much light atoms emit, which is why it’s gone unnoticed until now. If confirmed, this approach could lead to ultra-compact detectors using cold-atom systems.

A strange new kind of superconductivity has been uncovered in uranium ditelluride (UTe2), where electricity flows with zero resistance—but only under extremely strong magnetic fields that should normally destroy it. Even more surprising, the superconductivity disappears at first and then dramatically reappears at even higher fields, earning it the nickname the “Lazarus phase.”

Researchers have uncovered why a rare blood clotting disorder can occur after certain COVID-19 vaccines or adenovirus infections. The immune system can mistakenly target a normal blood protein (PF4) after confusing it with a viral protein. This triggers clotting in extremely rare cases. The breakthrough means vaccines can now be redesigned to avoid this reaction while staying effective.

Perovskite solar cells shouldn’t work as well as they do—but they do. Scientists have now discovered that defects inside the material actually help, creating networks that separate and guide electric charges efficiently. Using a novel imaging method, they revealed hidden structures acting like charge “highways.” This insight could unlock even more powerful, low-cost solar cells.

A new chip design from UC San Diego could make data centers far more energy-efficient by rethinking how power is converted for GPUs. By combining vibrating piezoelectric components with a clever circuit layout, the system overcomes limitations of traditional designs. The prototype achieved impressive efficiency and delivered much more power than previous attempts. Though not ready for widespread use yet, it points to a promising future for high-performance computing.

A mysterious glow of gamma rays at the center of the Milky Way has long hinted at dark matter, but the lack of similar signals in smaller dwarf galaxies has cast doubt on that idea. Now, researchers propose a bold twist: dark matter might not be a single particle at all, but a mix of two different types that must interact with each other to produce detectable signals.

Dragonflies may see the world in a way that pushes beyond human limits—and surprisingly, they do it using the same molecular trick we evolved ourselves. Scientists discovered that these insects can detect extremely deep red light, even edging into near-infrared, thanks to a specialized visual protein strikingly similar to the one in human eyes. This ability likely helps them spot mates mid-flight by picking up subtle differences in reflected light.

Earth’s nights are steadily getting brighter overall, but the changes vary dramatically by region. Rapid urban growth is lighting up countries like China and India, while parts of Europe are dimming due to energy-saving efforts and new lighting technologies. The most detailed satellite analysis yet shows these shifts happening faster and more unevenly than expected. Even global trends can mask sharp local contrasts, from war-related blackouts to deliberate reductions in light pollution.

Cancer drugs known as BET inhibitors once looked like a breakthrough, but in real patients they’ve often fallen short. New research reveals a key reason why: two closely related proteins, BRD2 and BRD4, don’t actually do the same job. Instead, BRD2 acts like a “stage manager,” preparing genes for activation, while BRD4 triggers the final step that turns them on. By blocking both at once, current drugs may be disrupting the process in unpredictable ways.

Scientists have developed a clever new way to trap “forever chemicals” in water using nano-sized cages that lock onto PFAS molecules. Unlike current methods, this approach can capture short-chain PFAS—the hardest type to remove. Tests show it can eliminate up to 98% of these pollutants and still work after multiple uses. The discovery could lead to more effective water filtration systems worldwide.

Chronic inflammation often works quietly in the background but can fuel serious diseases like diabetes, heart disease, and cancer. New research reveals that everyday plant compounds—like menthol from mint, cineole from eucalyptus, and capsaicin from chili peppers—can team up inside immune cells to dramatically boost their anti-inflammatory power. While individual compounds showed modest effects, certain combinations amplified results hundreds of times over by activating different cellular pathways at once.

Weight loss drugs and bariatric surgery may work differently, but they lead to surprisingly similar results inside the body. Both significantly reduce fat while also causing a modest loss of muscle, reshaping overall body composition. Since muscle helps protect against early death, this balance matters more than the number on the scale. The study suggests these treatments improve health—but not without trade-offs.

Not all parts of our genetic code are equal, even when they appear to say the same thing. Scientists have discovered that cells can detect less efficient genetic instructions and selectively silence them. A protein called DHX29 plays a key role in this process by identifying and suppressing weaker messages. This finding reveals a hidden layer of control in how genes are used.

A new study reveals that gut bacteria may play a key role in triggering ALS and frontotemporal dementia. Harmful sugars produced by these microbes can spark immune responses that damage the brain. This breakthrough explains why some genetically at-risk people develop the diseases while others don’t. Even more promising, reducing these sugars improved brain health in experiments, hinting at new treatment possibilities.

Your brain might be quietly deciding what tastes good before you even take a sip. Researchers found that simply changing what people thought they were drinking—sugar or artificial sweetener—could dramatically shift how much they enjoyed it. When participants believed a drink had artificial sweeteners, real sugar tasted less enjoyable, but when they expected sugar, even artificially sweetened drinks became more pleasurable.

Scientists are uncovering a surprising connection between autism and ADHD that goes deeper than labels. Instead of diagnoses, it’s the severity of autism-like traits that seems to shape how the brain is wired—even in children who don’t officially have autism. The study found that certain brain networks tied to thinking and social behavior stay unusually connected in kids with stronger autism symptoms, hinting at a different developmental path.

Scientists have uncovered compelling evidence that humans reached New Guinea and Australia around 60,000 years ago—earlier than some recent theories suggested. By tracing maternal DNA lineages, the team discovered that these early travelers likely used at least two different migration routes through Southeast Asia. This points to sophisticated navigation and seafaring skills far earlier than once believed. The research helps clarify a long-standing mystery about how humans spread across the globe.

A hidden waste-removal pathway in the brain has finally been caught in action. Using cutting-edge MRI scans, researchers discovered that fluid flows along the middle meningeal artery in a slow, lymphatic-like pattern—very different from blood. This confirms the presence of a previously unknown drainage hub in humans. The finding could transform how scientists approach brain aging, injury, and diseases like Alzheimer’s.

Scientists have uncovered a surprising new player in Alzheimer’s disease: a protein called CSE that helps produce tiny amounts of hydrogen sulfide gas in the brain. In experiments with genetically engineered mice, removing this protein led to memory loss, brain damage, and other hallmarks of Alzheimer’s, including weakened blood-brain barriers and reduced formation of new neurons. The findings suggest that this “rotten egg” gas, when carefully regulated, may actually protect brain cells and support memory.

A new survey reveals a striking disconnect in how Americans think about autism research. While nearly everyone agrees that studying the autistic brain is essential, most people are unaware that brain donation after death is a key part of making that research possible. Unlike organ donation, brain donation is a separate process, and widespread confusion remains about how it works, when it must occur, and who can participate.

Early wheat didn’t just grow—it fought. When humans began cultivating fields, plants that could outcompete their neighbors for sunlight and space quickly took over, evolving upright leaves and aggressive growth. These ancient “warrior” traits helped wheat thrive for millennia. Ironically, modern farming now favors less competitive plants, prioritizing yield over survival battles.

For all its ancient, familiar features, the Moon is still changing—and sometimes in dramatic ways. Scientists recently identified a fresh 22-meter-wide crater by comparing orbital images taken years apart, revealing a relatively recent impact that no one actually saw happen. The collision blasted bright material outward in striking rays, making the new crater stand out sharply against the darker lunar surface.

Scientists have zoomed in on how phosphoric acid moves electrical charges so efficiently in both biology and technology. By freezing a key molecular pair to extremely low temperatures, they found it forms just one stable structure—contrary to predictions. This structure relies on a specific hydrogen-bond network that may be universal in similar systems. The discovery helps explain how protons travel so quickly and could inspire better energy materials.

A new international study is shaking up how we think about elite sprinting, arguing there’s no single “perfect” running style behind the world’s fastest athletes. Instead, speed emerges from a complex mix of an individual’s body, coordination, strength, and training—meaning every top sprinter moves differently. Using examples like rising Australian star Gout Gout, researchers show that unique physical traits can produce world-class speed without copying anyone else’s technique.

A bizarre, record-breaking neutrino detected in 2023 may have originated from an exploding primordial black hole—a relic from the early universe. Scientists suggest these black holes could carry a mysterious “dark charge,” causing rare but powerful bursts of energy that current detectors might occasionally catch. This could explain why only one experiment saw the event. The theory also opens the door to discovering entirely new particles and possibly uncovering the nature of dark matter.

Planetary exploration may be about to get a major speed boost. Researchers tested a semi-autonomous robot that can move from rock to rock, analyzing each without waiting for human instructions. The system completed missions up to three times faster than traditional methods while still accurately identifying important geological targets. This could allow future missions to cover far more ground in the search for resources and signs of life.

Quantum computers struggle with a major flaw: their information vanishes unpredictably. Scientists have now created a new method that can measure this loss over 100 times faster than before. By tracking changes in near real time, researchers can finally see what’s going wrong inside these systems. This could be a big step toward making quantum computers stable and practical.

A famous “oldest octopus” fossil has been exposed as a case of mistaken identity. Advanced imaging revealed hidden teeth showing it was actually related to a nautilus, not an octopus. The confusion came from decay that altered its shape before fossilization. This discovery rewrites part of evolutionary history, pushing the true origin of octopuses much later in time.

Researchers have developed a cutting-edge technique that uses RNA “barcodes” to map how neurons connect, capturing thousands of links with single-synapse precision. The method transforms brain mapping into a sequencing task, making it faster and more scalable than traditional approaches. In mice, it revealed surprising new connections between brain cells that were previously unknown. This could open the door to earlier detection and targeted treatment of neurological diseases.

Scientists at Cornell University may be closing in on the long-sought “holy grail” of male contraception: a safe, reversible, nonhormonal method that completely halts sperm production. In a breakthrough mouse study, researchers used a compound called JQ1 to temporarily shut down meiosis—the critical process that produces sperm—without causing lasting harm. After treatment stopped, sperm production bounced back, fertility returned, and the animals produced healthy offspring.

Vitamin D levels in midlife may play a bigger role in long-term brain health than previously thought. In a study following nearly 800 people over 16 years, those with higher vitamin D levels in their 30s and 40s had lower levels of tau protein later on, a key marker linked to dementia.

Scientists have finally uncovered the missing link in how our bodies absorb queuosine, a rare micronutrient crucial for brain health, memory, stress response, and cancer defense. For decades, researchers suspected a transporter had to exist, but it remained elusive—until now. By identifying the gene SLC35F2 as the gateway into cells, this breakthrough opens new possibilities for therapies and highlights how diet and gut microbes profoundly shape human health.

A remarkable fossil discovery in southwest China is rewriting the story of how complex animal life began, showing that many key animal groups appeared millions of years earlier than scientists once believed. Dating back over 540 million years, the fossils reveal a surprisingly diverse and advanced ecosystem from the late Ediacaran period—before the famous Cambrian explosion. Among the finds are early relatives of starfish, worm-like creatures, and even ancestors of animals with backbones, suggesting that the roots of modern life were already taking shape.

Scientists at Oregon State University have captured something researchers have long struggled to see: the real-time chemical interactions that help drive Alzheimer’s disease. By watching how metal ions—especially copper—trigger harmful protein clumping in the brain, the team uncovered a clearer picture of how the disease develops at a molecular level.

A gene called KLF5 may be a key force behind the spread of pancreatic cancer—but not in the way scientists expected. Rather than mutating DNA, it rewires how genes are turned on and off, helping tumors grow and invade new areas. Researchers found it plays a major role in metastatic cells and even controls other genes linked to cancer progression. The discovery opens the door to new treatments that target cancer’s epigenetic “control system.”