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Phys.org / California's plastic bag phaseout nears, but leftover bags remain unregulated

On Dec. 19, at the Target store on Riverside Boulevard, stacks of plastic bags sat prominently at checkout counters—the only visible option available for shoppers at both self-checkout kiosks and traditional lanes.

Dec 24, 2025 in Earth
Medical Xpress / First comprehensive Great Steppe genomic dataset uncovers unique variants

Researchers from Nazarbayev University's National Laboratory created the first large-scale, high-quality genotyping dataset of healthy Kazakh individuals—a landmark contribution to global population genomics and biomedical ...

Dec 22, 2025 in Genetics
Phys.org / Modifying chirality with electricity: Voltage-driven method enables reversible, tunable states

A way to electrically modify the chirality of organic–inorganic hybrid materials, in which chiral molecules adsorb onto inorganic surfaces, has been demonstrated by researchers at Science Tokyo. By using an electric double-layer ...

Dec 21, 2025 in Nanotechnology
Phys.org / The dual impact of stellar bars on star formation in galaxy pairs

Professor Woong-bae Zee of the College of Liberal Studies at Sejong University has revealed that a galaxy does not possess only a single evolutionary pathway; instead, depending on the nature of its neighboring galaxy, it ...

Dec 22, 2025 in Astronomy & Space
Medical Xpress / AI model predicts blood loss in liposuction

A newly developed artificial intelligence (AI) model is highly accurate in predicting blood loss in patients undergoing high-volume liposuction, reports a study in the Plastic and Reconstructive Surgery journal.

Dec 24, 2025 in Surgery
Tech Xplore / Biodegradable electronics can break down into harmful microplastics

Northeastern University researchers have discovered that materials used in the development of transient electronics—devices designed to biodegrade at the end of their life—can break down into microplastics, casting doubt ...

Dec 22, 2025 in Engineering
Tech Xplore / Washing machine filter captures microfibers as small as 20 micrometers in size

A single laundry load containing synthetic clothing can release thousands of plastic microfibers from nylon, acrylic and polyester materials. Lab testing of an SA-made washing machine filter at Flinders University shows it ...

Dec 22, 2025 in Consumer & Gadgets
Phys.org / India space agency launches its heaviest satellite

India's space agency launched its heaviest ever payload on Wednesday, with Prime Minister Narendra Modi calling the deployment "a significant stride" for the space sector.

Dec 24, 2025 in Astronomy & Space
Phys.org / How can Canada become a global AI powerhouse? By investing in mathematics

Artificial intelligence is everywhere. In fact, each reader of this article could have multiple AI apps operating on the very device displaying this piece.

Dec 25, 2025 in Other Sciences
Phys.org / The sound of droplets striking water: How cowbirds control two sound sources in the syrinx to create 'liquid notes'

Cowbirds are special among songbirds for the "watery" timbre of their singing, which resembles the sound of falling droplets striking water, a quick burst followed by a fading ripple.

Dec 22, 2025 in Biology
Medical Xpress / AI-powered wearable boosts preventative care for elderly

University of Arizona researchers in the Gutruf Lab have developed a comfortable, easy-to-use wearable device that incorporates artificial intelligence to detect subtle warning signs of frailty, signifying a leap forward ...

Dec 22, 2025 in Gerontology & Geriatrics
Phys.org / AI mimics human-like intuition to explore and analyze chemical reactions

Chemical reactions are the breaking and forming of chemical bonds, which are fundamental to the creation of new technologies. Inevitably, discovering and developing new chemical reactions is a time-intensive process of trial ...

Dec 22, 2025 in Chemistry