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A new study of 1,000 adults found that meeting minimum physical activity guidelines isn't enough to counteract the health hazards of prolonged sitting.

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Once abundant, the massive, colorful clam is now locally extinct in many regions, with a critical drop in population due to overfishing and climate change.

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Microorganisms growing in landfills, on agricultural land and in wetlands are contributing to skyrocketing levels of atmospheric methane, a potent greenhouse gas, according to new CU Boulder research.

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A new study of 2,600 posts and 16,502 comments on the social media platform Reddit shows that while online grief support platforms can be helpful, they can also contain graphic content that could be damaging to those already in a vulnerable state.

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Researchers find certain biosignature molecules may not indicate life is present, contrary to popular thought.

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A new, wide-ranging exploration of human remains casts doubt on a long-standing theory in archaeology known as the Kurgan hypothesis—which, among other claims, suggests that humans first domesticated horses as early as the fourth millennium B.C.

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For many people, constant pings, buzzes and flashes on their phones, computers and other devices are just a normal part of working life—which, thanks to technology, extends to all hours.

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Predators not native to Madagascar, such as feral dogs and cats, may pose a serious threat to lemur species—many of which are already facing extinction on this African island.

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A new animal study shows that exposure to immune-stimulating proteins left behind by COVID-19 leads to lower cortisol, brain inflammation and a heightened reaction to subsequent stressors.

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Decades after his voyage on the HMS Beagle, Charles Darwin became fascinated by why plants move as they grow—spinning and twisting into corkscrews. Now, more than 150 years later, a new study may have solved the riddle.

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A new analysis sheds light on major shortfalls of a recently proposed approach to capture CO2 from air and directly convert it to fuel using electricity. The authors also provide a new, more sustainable, alternative.

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A new study suggests that the U.S. government’s push to increase heavy-duty trucks’ energy efficiency could encourage more shipping by truck instead of rail, reducing the policies’ anticipated effectiveness by 20%.

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The first comprehensive analysis of recent book bans in the U.S. reveals that characters and authors of color are more likely to be targeted by book bans than their white counterparts.

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A new facility will give researchers from Colorado and across the country a space to think up and design devices that tap into the world of atoms and even smaller things—potentially leading to new sensors, ultra-fast computer chips and more.

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Researchers at the ATLAS Institute at the University of Colorado Boulder hope their DIY machine will help designers around the world experiment with making their own, sustainable fashion and other textiles from a range of natural ingredients—maybe even the chitin in crab shells or agar-agar from algae.

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In the 1970s, Denver became the first and only city to be named an Olympics host, then later back out. A new study shows that Colorado’s feelings about the Games remain complicated today.

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Odysseus, a tenacious lander built by the company Intuitive Machines, almost didn't make it to the moon. But an experiment aboard the spacecraft managed to capture an image of Earth as it might look to observers on a planet far from our own.