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Phys.org / Scientists map mitochondrial DNA and nuclear mitochondrial DNA segment landscape in Chinese population

Mitochondria generate most of the body's energy. Variations in their genetic material have long been linked to neurological disorders, metabolic syndromes, and cancers. However, most large-scale mitochondrial DNA (mtDNA) ...

22 hours ago in Biology
Medical Xpress / Research unveils new insights on face blindness

For most of us, it happens automatically: we recognize a face in a split second. But for people with developmental prosopagnosia—also known as face blindness—recognizing people is a daily challenge.

20 hours ago in Medical research
Phys.org / As US government cuts weather forecasting, vulnerable places like Puerto Rico risk losing vital early warnings

Hurricane Melissa devastated Jamaica in late October, killed dozens in Haiti and forced nearly three-quarters of a million Cubans to evacuate. The death toll across the region is still unknown—but Melissa will go down as ...

22 hours ago in Earth
Tech Xplore / How heat from old coal mines became a source of local pride in this northern English town

Around a quarter of UK homes lie on disused coalfields. These abandoned coal mines are flooded with water that is naturally heated by the Earth.

22 hours ago in Energy & Green Tech
Medical Xpress / AI psychosis risk: LLMs fail to challenge delusions, experts warn

An article, "Shoggoths, Sycophancy, Psychosis, Oh My: Rethinking Large Language Model Use and Safety," explores how features like AI sycophancy may amplify delusional beliefs and contribute to user harm, a phenomenon often ...

21 hours ago in Health informatics
Medical Xpress / AI-assisted interviews can increase accuracy in diagnosing mental illness

A new study shows that an AI assistant can conduct assessment conversations with patients with higher accuracy than the rating scales used in health care today. In the study, 303 participants were interviewed by the AI assistant ...

22 hours ago in Psychology & Psychiatry
Phys.org / Where pepper grows: A post-glacial history

Researchers at the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL) have reconstructed the distribution history of black pepper over the past 21,000 years in an international study. Using a new approach, ...

23 hours ago in Biology
Phys.org / Transformer AI models outperform neural networks in stock market prediction, study shows

Like other sectors of society, artificial intelligence is fundamentally changing how investors, traders and companies make decisions in financial markets. AI models have the ability to analyze massive amounts of data while ...

Nov 20, 2025 in Other Sciences
Tech Xplore / AI is providing emotional support for employees, but is it a valuable tool or privacy threat?

As artificial intelligence tools like ChatGPT become an increasingly popular avenue for people seeking personal therapy and emotional support, the dangers that this can present—especially for young people—have made plenty ...

22 hours ago in Security
Medical Xpress / Five everyday habits that could be harming your pancreas

The pancreas is essential for staying alive and healthy. This small organ sits behind the stomach and has two main jobs. It produces digestive enzymes that break down food and hormones such as insulin and glucagon that control ...

22 hours ago in Gastroenterology
Phys.org / Quiet quitting: Researcher sheds light on how broken promises contribute to workplace trend

With so-called quiet quitters comprising at least 50% of the U.S. workforce in 2023, according to Gallup, quiet quitting—intentionally performing the minimum job requirements—continues to change the work landscape.

23 hours ago in Other Sciences
Medical Xpress / Community program boosts diet, fitness, and disease prevention for rural Latino families

A University of California, Riverside-led study has found that a community-based health program, ¡Coma, Muévase y Viva! ("Eat, Move, and Live!"), is helping Latino families in rural Southern California make lifestyle changes ...

22 hours ago in Health