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Phys.org / Self-propelled microparticles scrub stubborn biofilms, improving wound care and instrument cleaning

Newly developed microparticles can infiltrate stubborn bacterial matrices and release tiny oxygen bubbles to clean surfaces and wounds more efficiently than hydrogen peroxide or other cleaning agents alone, researchers at ...

10 hours ago
Phys.org / The Matua people: Sounds and rituals strengthen cross-border sense of community

Professor Carola Lorea of the University of Tübingen's Department of Social and Cultural Anthropology has published a comprehensive academic study on the Matua, a community of 50 million people scattered across India, Bangladesh ...

5 hours ago
Medical Xpress / Food insecurity linked to choice of telehealth abortion

Individuals seeking abortion face considerable challenges, including high costs, logistical difficulties such as travel and dependent care, and fear of stigma. In recent years, access to care has improved through telehealth ...

6 hours ago
Tech Xplore / New pellet-making method points to safer, more predictable high-explosive manufacturing

For decades, manufacturing plastic-bonded high explosives, or PBXs, has relied on legacy processes like slurry coating. In this method, explosive crystals are mixed with a binder, a polymer that helps hold the material together, ...

10 hours ago
Tech Xplore / To defend your software, first teach AI to break it

When Ying Zhang was a doctoral student at Virginia Tech, she spent years learning to think like an attacker—probing software for the hidden weaknesses that developers miss and malicious actors exploit.

5 hours ago
Phys.org / Stress protection of Amazon trees, induced by climate warming, may alter atmosphere chemistry

The Amazon rainforest is one of the largest carbon reservoirs on Earth. It is also the world's largest source of biogenic volatile organic compounds (VOCs). These carbon-based gases are naturally released by vegetation. They ...

11 hours ago
Phys.org / Image: Curiosity rover sees Martian sulfur up close

This close-up view shows fragments of sulfur crystals, the first ever seen on the Red Planet.

13 hours ago
Phys.org / Neutron imaging reveals how water limits CO₂ storage in recycled concrete

The construction sector faces two problems at once: it emits large amounts of CO₂ and produces vast quantities of concrete waste. But what if part of that waste could be used to trap carbon instead of ending up as rubble?

10 hours ago
Science X / Moderate geomagnetic storm pushed 20 amps into New Zealand grid while alarms stayed quiet

June 2015's geomagnetic storm barely registered on satellite alarms, yet it quietly sent a steady 20-ampere current into New Zealand's power grid for more than an hour. While satellite dashboards remained calm, ground sensors ...

22 hours ago
Medical Xpress / Medical AI may look less biased on paper but not in practice, new study finds

Large language models (LLMs) are only as good as the data they learn from. If their training data contains social biases, the models may unintentionally repeat those biases in their responses. As their use increases with ...

19 hours ago
Medical Xpress / Psychedelic drug screen in mice may overlook stress and brain changes

Over the past decades, some medical researchers and neuroscientists have been exploring the possible therapeutic effects of psychedelic compounds, such as lysergic acid diethylamide (LSD) and psilocybin. These are substances ...

18 hours ago
Phys.org / Fossils found decades ago reveal extinct 3.5 million-year-old giant salamander species

In the late 1990s in the Ajimu region of Japan's Oita Prefecture, researchers discovered three fossilized vertebrae belonging to the Cryptobranchidae family of giant salamanders. These were embedded in the Tsubusugawa Formation, ...

16 hours ago