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Researchers have developed a teeth-whitening powder that works with the vibrations of an electric toothbrush to safely remove stains. Unlike traditional whiteners, it not only brightens teeth but also repairs enamel and supports healthy oral bacteria. Lab tests showed dramatic whitening effects, while animal studies revealed reduced harmful microbes and inflammation. This could pave the way for a new generation of at-home dental care.
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First, groceries arrived in 10 minutes. Now, even house help is going instant. India is seeing the rise of a⊠Read more âș
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Shark makes some seriously powerful vacuums, from handheld vacs to steam mops. Donât miss $100 off, 10% off, and more limited-time coupons from WIRED. Read more âș
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Scientists have uncovered a surprising new picture of human origins that challenges the long-held idea of a single ancestral population in Africa. By analyzing genetic data from diverse modern African groupsâespecially the highly distinct Nama peopleâand comparing it with fossil evidence, researchers found that early humans likely evolved from multiple intermingling populations over hundreds of thousands of years. Rather than a clean split, these groups stayed connected, exchanging genes even... Read more âș
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Dinosaur DNA may still be out of reach, but scientists are uncovering something almost as excitingâancient blood vessels hidden inside fossilized bones. In a massive Tyrannosaurus rex nicknamed Scotty, researchers discovered a network of preserved vessels within a rib that once fractured and began healing 66 million years ago. Using powerful synchrotron X-rays from particle accelerators, they were able to peer inside the dense fossil without damaging it, revealing intricate,... Read more âș
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The famous mezcal âwormâ has long puzzled scientists, but DNA testing has finally cracked the case. Researchers found that all sampled larvae were actually agave redworm moth caterpillarsânot a mix of species as once believed. While the discovery clears up a long-standing mystery, it also raises concerns about sustainability. Growing demand for mezcal and edible larvae could put pressure on wild populations and the agave plants they depend on. Read more âș
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For decades, the Gulf of Panama has relied on strong seasonal winds to trigger upwelling, bringing cool, nutrient-packed water to the surface. But in 2025, this dependable event didnât happen. Researchers point to unusually weak winds as the likely culprit, reducing ocean productivity and warming coastal waters. The surprise disruption highlights how vulnerable these critical systems may be to climate change. Read more âș
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Mixing up your workouts might be the real secret to a longer life. Long-term research tracking over 100,000 people for more than three decades suggests that doing a variety of physical activitiesârather than just more of the sameâcan significantly lower the risk of death. Interestingly, the benefits donât keep rising endlessly; they seem to level off after a certain point, hinting at a âsweet spotâ of activity. Read more âș
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A bizarre, cyclops-like creature from nearly 600 million years ago may hold the key to how your eyesâand even your sleep cycleâevolved. Scientists have discovered that all vertebrates, including humans, trace their vision back to a single light-sensitive âmedian eyeâ perched atop a worm-like ancestorâs head. As this ancient animal shifted from a sedentary to a more active lifestyle, it lost and then reinvented its vision, eventually giving rise to... Read more âș
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A major new study finds that living in pesticide-heavy environments could raise cancer risk by up to 150%, even when the chemicals are considered âsafeâ on their own. The research suggests these mixtures may silently damage cells years before cancer appears. Read more âș
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Deep within the brain, scientists have uncovered a hidden âswitchâ that may decide whether pain fades awayâor lingers for months or even years. Researchers found that a small, little-known region called the caudal granular insular cortex (CGIC) acts like a command center, telling the body to keep pain signals alive long after an injury has healed. In animal studies, shutting down this pathway not only prevented chronic pain from forming... Read more âș
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In a breakthrough experiment, scientists directly imaged how particles pair up in a system that mimics superconductors. Instead of behaving independently, the pairs moved in a synchronized, dance-like patternâsomething never predicted before. This suggests a major gap in the classic theory of superconductivity. Read more âș
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A group of undergraduate students pulled off something remarkable: they built their own dark matter detector and used it to probe one of physicsâ biggest mysteries. Working with limited resources but plenty of creativity, they designed a stripped-down experiment to hunt for axions â hypothetical particles that could make up dark matter. Read more âș
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03.05.2026 03:17
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