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Medical Xpress / Higher screen time linked to ADHD symptoms and altered brain development

The digital age has fundamentally reshaped childhood, making screens an integral part of learning, socialization, and entertainment. Globally, screen time among adolescents has surged, accelerated by the isolation and remote ...

13 hours ago in Neuroscience
Medical Xpress / Macrophages can act like neurons for faster muscle injury repair, study finds

At the cellular level, the mechanics of how muscle tissue repair occurs gets complicated. There are significant differences between, say, tearing a muscle in a sports injury versus muscle tissue wasting away from diseases ...

13 hours ago in Immunology
Phys.org / When the air gets dry, cockroaches cuddle: Study reveals survival strategy

When conditions get too dry, Madagascar hissing cockroaches like to "cuddle." Under certain conditions, the large insects gather in groups, with many participants in physical contact with one another. According to recent ...

14 hours ago in Biology
Phys.org / Sea level rise threatens the North Sea coast more than expected

As a result of climate change, rising sea levels are threatening low-lying coastal areas around the world, such as the Wadden Sea in the North Sea. Tidal basins form a natural protective barrier there. They connect the mainland ...

14 hours ago in Earth
Phys.org / An electric discovery: Pigeons detect magnetic fields through their inner ear

In 1882, the French Naturalist Camille Viguier was among the first to propose the existence of a magnetic sense. His speculation proved correct. Many animals—from bats, to migratory birds and sea turtles use the Earth's ...

15 hours ago in Biology
Medical Xpress / How the cheese-noodle principle could help counter Alzheimer's

Researchers at the Paul Scherrer Institute PSI have clarified how spermine—a small molecule that regulates many processes in the body's cells—can guard against diseases such as Alzheimer's and Parkinson's: It renders ...

14 hours ago in Neuroscience
Phys.org / Why some volcanoes don't explode

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure dropped while the magma was ...

15 hours ago in Earth
Medical Xpress / Targeting brain immune cells could restore Alzheimer's-related lipid imbalance, research shows

More than a century ago, Alois Alzheimer noted unusual changes in brain fats, which he described as "lipoid granules," along with the buildup of amyloid‐beta (amyloid) plaques and tau protein tangles. These observations ...

Medical Xpress / Rare mutation may predict strong immunotherapy response in colorectal cancer

A new study led by researchers at The University of Texas MD Anderson Cancer Center shows that a specific subset of mutations in the POLE gene is strongly associated with durable responses to immunotherapy in patients with ...

13 hours ago in Oncology & Cancer
Medical Xpress / New CAR T strategy targets most common form of heart disease

A pioneering preclinical study has shown that CAR T cell therapy—a personalized form of immunotherapy used in cancer treatment—could be a highly effective tool against atherosclerosis, the condition where a build-up of ...

15 hours ago in Cardiology
Medical Xpress / Marine bacteria show potent antitumor effects against colorectal cancer

A research team led by Professor Eijiro Miyako at the Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology (JAIST), has discovered that the marine bacterium Photobacterium ...

14 hours ago in Oncology & Cancer
Medical Xpress / Experimental vaccine offers rapid, long-lasting protection against deadly tick-borne virus

Crimean-Congo hemorrhagic fever (CCHF) is one of the world's most dangerous yet overlooked infectious diseases. Spread by ticks and livestock, the virus causes sudden fever, organ failure, and internal bleeding, killing up ...

8 hours ago in Vaccination