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Tech Xplore / Making AI safer for victims of intimate partner violence

Conversational AI tools denied blunt requests for harmful content by researchers posing as intimate partner abusers, but these guardrails were easily circumvented when they requested the content under false pretenses, a new ...

Apr 16, 2026
Phys.org / Wasps move in on ant-plant partnership, disrupting a 10‑million‑year mutualism

An international team of scientists from Queen Mary University of London, the Royal Botanic Gardens, Kew, the Biology Centre of the Czech Academy of Sciences and other institutions has uncovered surprising new behavior in ...

Apr 15, 2026
Phys.org / Astronomers find the strongest evidence yet for the universe's first stars

For decades, astronomers were only able to study the universe's very first stars using theoretical models. Now, observations from the James Webb Space Telescope (JWST) have revealed what may be the most compelling evidence ...

Apr 12, 2026
Phys.org / Next-generation CT scanner reveal new details inside 2,300-year-old Egyptian mummy remains

Egyptian mummy remains were examined at Semmelweis University's Medical Imaging Center (OKK). The archaeological finds arriving from the Semmelweis Museum of Medical History, Hungarian National Museum Public Collection Center ...

Apr 15, 2026
Medical Xpress / A two-way brain interface could help restore walking after paralysis by linking thoughts, robotic legs and sensation

Restoring both walking and sensation to patients with paraplegia is an ambitious goal—but a team of researchers from the Keck School of Medicine of USC, the University of California, Irvine (UCI) and the California Institute ...

Apr 16, 2026
Phys.org / America's sewage and manure hold a $5.7 billion key to breaking synthetic fertilizer dependence

Nutrients recovered from animal and human waste could drastically reduce synthetic fertilizer use in the U.S., according to a new Cornell University study that takes into account real-world implementation challenges like ...

Apr 15, 2026
Phys.org / AI turns plain-language prompts into lab-ready recipes for novel materials

Advances in artificial intelligence promise to help chemical engineers discover complex new materials. These materials could be used for reactions such as turning carbon dioxide into fuel, but technical barriers have limited ...

Apr 16, 2026
Medical Xpress / Biological shield can prevent skin cancer cells from transforming into aggressive metastatic forms

A new study has identified a molecular guardian that keeps skin cells from forgetting what they are and transforming into aggressive, migratory killers. By stabilizing a master genetic switch, this protein shield prevents ...

Apr 16, 2026
Medical Xpress / A hidden army of zombie immune cells may drive fatty liver disease, inflammation and aging

UCLA researchers have identified a rogue population of immune cells that quietly accumulates in aging tissues and in the livers of people with fatty liver disease. Clearing these cells, they found, dramatically reduced inflammation ...

Apr 16, 2026
Medical Xpress / Neurobiologists hack brain circuits tied to placebo pain relief

Placebo effects, in which patients experience relief without therapeutic treatment, increasingly have been considered as potentially powerful clinical treatments for ailments such as depression and pain. Yet the neurological ...

Apr 16, 2026
Phys.org / Cells have a secret 'courier system' that could open hard-to-reach targets for RNA and gene therapies

Researchers at University College Dublin have discovered a previously unknown "courier system" that cells use to deliver coherent biological messages between each other, opening new possibilities for medicine and biotechnology. ...

Apr 16, 2026
Medical Xpress / Beyond cell death: The hidden drivers of stem cell aging

As we age, our ability to maintain healthy blood and a strong immune system gradually declines, largely because hematopoietic stem cells (HSCs), the cells responsible for producing all blood cell types, begin to lose their ...

Apr 16, 2026