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Medical Xpress / Injectable biomaterial harnesses the immune system to promote brain repair after stroke

Biomedical engineers at Duke University have developed an injectable biomaterial that helps transform the cavity left behind after a stroke caused by a blood clot into an environment more supportive of repair. By recruiting ...

Jul 24, 2026
Medical Xpress / Mind-wandering mechanisms change depending on eye state

A type of brain activity linked to arousal and attention can track mind wandering. But research conflicts on whether this activity promotes or hinders mind wandering. Esther Thielking of Barnard College and colleagues explored ...

Jul 27, 2026
Medical Xpress / Soft outlet placed beneath the skin could help recharge implanted devices

Implanted medical devices are instruments placed surgically in the body. Many are battery-powered or can be wirelessly recharged. While they can be lifesavers, they are not without problems. They can run out of battery power, ...

Jul 22, 2026
Phys.org / New research reveals mass shootings and suicide deaths share summer peaks

A new study has found that mass shootings and deaths by suicide in the United States share seasonal patterns, reaching their highest levels during summer months. Analyzing national data spanning 2014–2021, researchers observed ...

Jul 27, 2026
Phys.org / Whales at risk, hungry pelicans: Marine heat wave hits California

On a boat off the coast of California, Sara Lesser gazes wistfully at dozens of dolphins playing in the vessel's wake. This summer, extreme heat is making such a scene increasingly rare.

Jul 27, 2026
Phys.org / Transmissible cancer cells discovered in fish act more like parasites than traditional tumors

A team of Vermont researchers has discovered that mysterious black skin lesions afflicting catfish in Lake Memphremagog and other New England and Canadian lakes are caused by a transmissible cancer—the first identified in ...

Jul 22, 2026
Phys.org / Political moderates may be perceived as disloyal by both sides

In the increasingly polarized political realm, moderates may be viewed as disloyal by both conservatives and liberals when the opposing side seems threatening, according to research published in the Journal of Experimental ...

Jul 27, 2026
Medical Xpress / 80% of toddler foods on grocery shelves are ultra-processed, audit reveals

An audit of toddler foods sold at 21 grocery stores in Texas revealed that 4 out of 5 products were ultra-processed and 49% of all products failed to meet at least one nutrient standard established by the World Health Organization ...

Jul 27, 2026
Phys.org / France, Spain battle 'monster' wildfires with more heat on the way

Firefighters battled massive blazes tearing through forests across France and Spain on Monday, as authorities warned of a fresh heat wave set to engulf the scorched French wine-growing region around the major city of Bordeaux.

Jul 27, 2026
Tech Xplore / Older people's media literacy can be boosted in just 60 minutes—new study

Consider these scenarios.

Jul 27, 2026
Medical Xpress / Time-restricted eating may help retain cognitive function in older adults

Results from a small clinical trial suggest it may be possible to reduce the risk of dementia by eating during fewer hours of the day. The pilot study, which involved a weight-loss program for older women with overweight ...

Jul 26, 2026
Phys.org / AI agent helps prepare synchrotron X-ray experimental measurements, paving the way for autonomous operation

Artificial intelligence (AI) models are now used daily by many people worldwide, both for professional and personal purposes. Over the past decades, scientists specialized in various disciplines have also started using these ...

Jul 21, 2026