Pure Science

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Tea may offer powerful health benefits, but how it is prepared and consumed matters. Tea has a long history as both a traditional remedy and an everyday drink. Now a new review suggests that reputation may have real support behind it....

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Scientists have uncovered how aging alters tryptophan metabolism in the brain, linking a longevity protein to neurodegeneration. Tryptophan is often associated with sleep, but its role in the body extends far beyond that reputation. This...

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Disagreement between creatinine and cystatin C kidney tests signals a much higher risk of serious disease and death, suggesting both measures should be used together. A new study suggests that when two widely used tests of kidney function...

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Hubble unveils the “Lost Galaxy” as a vibrant spiral alive with newborn stars and glowing clouds of cosmic energy. This Hubble Space Telescope image highlights the spiral galaxy NGC 4535, a vast system of stars located about 50 million...

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A bubbly-looking galaxy smashup called the Champagne Cluster offers a rare glimpse into cosmic collisions—and the hidden behavior of dark matter. The Champagne Cluster is a dramatic cosmic system where two massive galaxy clusters are...

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Increasing the levels of a particular phospholipid in the membranes of brain cells may offer a promising new way to improve blood circulation in the brain and support healthier brain activity. A potential new approach to treating reduced...

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Cancer is becoming a global crisis shaped less by biology than by inequality, risk exposure, and access to care. Global cancer diagnoses and deaths rose sharply between 1990 and 2023, even as treatments improved and prevention efforts...

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OHSU researchers found that getting at least seven hours of sleep each night can improve how you feel and help you live longer. A full night of sleep may be far more important than many people realize. New research from Oregon Health &...

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A new study reveals how a single cancer protein may simultaneously drive tumor survival and metabolic control, uncovering a hidden link between two core features of cancer. Scientists have uncovered a shared molecular process that connects...

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Many everyday chemicals can damage beneficial gut bacteria and potentially fuel antibiotic resistance, prompting calls to rethink chemical safety testing. A sweeping laboratory analysis of synthetic chemicals has uncovered 168 substances...

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A new study suggests dopamine may not directly control how fast or forcefully movements are made, challenging a long-standing view in neuroscience. New research led by McGill University is questioning a widely held idea about how dopamine...

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While surveying distant worlds beyond our solar system, researchers unexpectedly obtained the first direct images showing objects colliding within a nearby star system. In the early life of a star system, space can be a chaotic crash zone....

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Paleontologists have discovered the first known fossilized bee nests built inside ancient bones, uncovered in a cave that came close to being used as a latrine. A cave on Hispaniola preserves rare evidence that ancient bees nested inside...

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New research sharpens understanding of the hidden symmetry in a mysterious superconductor. Superconductors are materials that allow electrical current to flow without any resistance, a property that typically appears only at extremely low...

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After two years, people who undergo metabolic and bariatric surgery achieve weight loss that is about five times greater than with non-surgical approaches. Semaglutide and tirzepatide have become some of the most talked-about medications...

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What scientists long believed were knots in DNA may actually be persistent twists formed during nanopore analysis, revealing an overlooked mechanism with major implications. For decades, researchers interpreted complex electrical patterns...

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Ancient Australian rocks suggest Earth’s continents formed later than expected and share a common origin with the Moon. A study of feldspar crystals preserved in Australia’s oldest magmatic rocks is shedding new light on the early...

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Researchers identify a shared RNA-protein interaction that could lead to broad-spectrum antiviral treatments for enteroviruses A new study from the University of Maryland, Baltimore County (UMBC), published in Nature Communications,...

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Summary: Advanced imaging reveals that COVID-19 may cause lasting brain changes, even in people without ongoing symptoms, pointing to hidden neurological effects that could persist long after recovery. COVID-19 affects more than the lungs....

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Scientists have discovered that breast cancer can disturb the brain’s daily stress hormone rhythms early in disease development. “The brain is an exquisite sensor of what’s going on in your body,” says Cold Spring Harbor Laboratory...

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The scientists show that a specially engineered antibody can significantly enhance a group of medications that, despite early excitement, has had difficulty delivering on its initial potential. For two decades, cancer therapies known as...

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What we throw away as food waste may hold the key to healthier crops, stronger ecosystems, and new medical compounds. Food waste is often seen as little more than compost material, but new research shows it can offer much more. Scientists...

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Researchers at TU Wien have developed a one-dimensional “quantum wire” using a gas of ultracold atoms. In this system, both mass and energy can move freely without friction or energy loss. In everyday physics, transport refers to the...

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A new study links climate stress to the disappearance of the early human species Homo floresiensis, known as the “hobbits” of Flores. An international group of researchers, including scientists from the University of Wollongong (UOW), has...

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Exposure to artificial light at night appears to trigger stress in the brain and inflammation in the arteries, raising heart disease risk. Researchers say even modest light increases could have long-term cardiovascular consequences. Higher...

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Researchers have uncovered a previously unrecognized role for immune cell surface sugars in driving inflammation in psoriasis. Scientists have refined how they understand the role of sugars called glycans in guiding immune cells into the...

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Activating two somatostatin receptors enhances amyloid beta breakdown and improves memory in models of Alzheimer’s disease. Scientists at Karolinska Institutet in Sweden and the RIKEN Center for Brain Science in Japan have uncovered two...

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New observations of a nearby red giant star suggest that a long-standing explanation for how giant stars spread life’s essential elements through the galaxy may be incomplete. Starlight pushing on grains of stardust may not be strong...

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Deaths of despair were climbing before opioids, and the decline of churchgoing may have helped set the stage. A new study suggests that falling involvement in organized religion among middle-aged white Americans with less education may...

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A new CRISPR approach can control genes without cutting DNA, opening a safer path for treating genetic diseases. A newly developed form of CRISPR at UNSW Sydney points to a safer way of treating inherited conditions such as Sickle Cell...

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Scientists have identified a pathway that keeps aging immune cells stuck in an inflammatory mode, intensifying the body’s response to severe infection and pointing to new therapeutic possibilities. As the body grows older, the immune...

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Colorectal cancer breaks the usual immune rules, with certain regulatory T cells linked to improved survival. In many solid tumors, having a large number of regulatory T (Treg) cells is linked to worse outcomes. These cells can weaken the...

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Drugs used for diabetes and weight loss may also dampen alcohol’s effects by slowing how fast it enters the bloodstream. Early research suggests this could help people feel less intoxicated and potentially drink less. Evidence is growing...

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Halafian pottery shows that early agricultural societies practiced advanced mathematical thinking through plant-based art long before writing. Researchers report that the Halafian culture of northern Mesopotamia (c. 6200–5500 BCE) created...

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Repeated, rapid drainages from a meltwater lake on Greenland’s 79°N Glacier are exposing how warming-driven fractures and hidden channels may be pushing the glacier into an unfamiliar and potentially unstable state. Since the mid-1990s,...

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Scientists have discovered that wildfires emit far more air-polluting gases than earlier estimates suggested. These hidden emissions can form fine particles that worsen air quality, especially in regions already burdened by human...

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A new study explains how pancreatic tumors use a sugar coating to hide from the immune system and shows that a newly developed antibody can restore immune responses in mice. Pancreatic cancer remains one of the most difficult cancers to...

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New research reveals previously unknown ways opioid receptors can function, opening the door to safer pain treatments. Scientists at USF Health are advancing the understanding of how emerging opioid compounds interact with the body to...

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Scientists have uncovered how some statins may cause muscle pain by disrupting calcium balance in muscle cells, offering paths to safer therapies. Many people discontinue cholesterol-lowering statins after developing muscle pain, weakness,...

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A decades-old mix-up in a museum collection led scientists to mistakenly identify a Peruvian poison frog as a new species. Researchers at the University of Kansas Biodiversity Institute and Natural History Museum have recently discovered...

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Inflammation covertly rewires the bone marrow, enabling mutated stem cells to rise and setting the stage for future blood disease. Scientists from EMBL, University Medical Center Mainz (UMC Mainz), and the Department of Biomedicine in...

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Scientists have turned brain cells into tiny light sources, revealing the brain at work like never before. About ten years ago, scientists began exploring an unconventional idea for studying the brain: using bioluminescent light to make...

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An experiment with ultracold atoms reveals that a strongly driven quantum system doesn’t always heat up as expected. In daily life, doing work on something over and over usually makes it warmer. You can feel it when you rub your hands...

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Scientists have uncovered evidence that a newly identified niobium-rich deposit in central Australia formed during the early breakup of an ancient supercontinent. Unusual rocks found deep below central Australia are helping scientists...

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A new computational breakthrough is giving scientists a clearer view into how dark matter structures evolve. Dark matter has remained one of the biggest mysteries in cosmology for almost a hundred years, shaping the universe while...

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As Americans prepare to ring in New Year’s Eve, new research offers a timely reminder to think about the long-term health impact of raising a celebratory glass – or two. Alcohol is already known to increase the risk of several types of...

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Experts build database of “salutogenic potential” revealing how hidden microbes and natural compounds help keep us healthy. Viruses and bacteria are often viewed as harmful, but researchers at Flinders University are drawing attention to...

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Microplastics may be quietly invading arteries and accelerating heart disease, especially in males. New research led by biomedical scientists at the University of California, Riverside suggests that routine contact with microplastics —...

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Researchers have identified over 70 new species, from ancient dinosaurs to living mammals and insects preserved in amber Scientists at the American Museum of Natural History identified more than 70 species new to science this year,...

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A study explains how a crucial protein complex that protects DNA can respond to emerging challenges while continuing to perform its core role effectively. In Lewis Carroll’s Through the Looking-Glass, Alice finds herself trapped in an...