Phys.org news

Phys.org / Cracking a long-standing problem in high-entropy alloy nanoparticle synthesis

Composed of five or more elements in nearly equal amounts, high-entropy alloys (HEAs) have emerged as promising catalysts due to their compositionally complex surfaces that can accelerate chemical reactions. Until now, scientists ...

4 hours ago
Phys.org / For some Americans, their accent isn't just related to where they live

For people living in some parts of the United States, their accent might not just indicate where they live, but also who they think they are. In a small study in rural northwestern Ohio, researchers found that men who had ...

4 hours ago
Phys.org / Self-assembling luminophores reveal new design principle for efficient light-energy transport

In biological systems, especially for protein molecules, the formation of nanotubular structures is often guided by molecular folding. The folding process organizes interaction sites and enables the formation of complex architectures ...

9 hours ago
Phys.org / New genetic evidence from Stajnia Cave reveals the oldest Neanderthal group reconstructed in Central-Eastern Europe

An international study published in Current Biology presents the results of the analysis of ancient mitochondrial DNA obtained from eight Neanderthal teeth discovered in Stajnia Cave, Poland. For the first time, the research ...

11 hours ago
Phys.org / Nitrogen isotope analysis reveals Southern Hemisphere waters dominated Indonesian Throughflow for 800,000 years

A research team with scientists from MARUM—Center for Marine Environmental Sciences at the University of Bremen studied the hemispheric origin of Indonesian Throughflow (ITF) and found a high Southern Hemispheric contribution ...

4 hours ago
Phys.org / Cells 'switch' on protein factories after injury, study finds

Scientists have uncovered a novel mechanism through which skin cells organize and control protein production during homeostasis and wound healing, according to a new study published in Developmental Cell. The findings offer ...

9 hours ago
Dialog / Sprinkling nanoparticles on spintronics

Today, I want to walk you through a deceptively simple innovation from the lab at Loughborough University (PI: Prof Marco Peccianti): what happens when we decorate a spintronic heterostructure with a sparse layer of plasmonic ...

4 hours ago
Phys.org / Madagascar's ancient baobabs store 700 years of climate secrets—what they reveal

Madagascar is home to seven species of baobab trees, of which six are found nowhere else on the planet. Many of the trees have been alive for well over 1,000 years. The ancient trees have become symbols of Madagascar itself. ...

11 hours ago
Phys.org / New AI method captures long-range atomic interactions in complex molecules

Researchers from Google DeepMind in Berlin, BIFOLD, and the Technical University of Berlin have introduced a new machine learning method—Euclidean Fast Attention (EFA)—that enables global atomic interactions in chemical systems ...

4 hours ago
Phys.org / Hawaiian green sea turtles emerge as reef defenders against invasive algae

An invasive algae already well-established in the Northwestern Hawaiian Islands is raising concern among researchers as it threatens to spread into the main Hawaiian Islands. Scientists from the University of Hawaiʻi at Mānoa ...

10 hours ago
Phys.org / Mind the gap! The semiconductor industry is relying on the wrong materials

2D materials are widely seen as a promising path toward better computer chips. Researchers at TU Wien have now shown that some of these materials are unsuitable due to an underestimated effect. But there are alternatives.

12 hours ago
Phys.org / Plastic texturing kills viruses when they land

Researchers have developed a thin plastic film that tears apart viruses on contact, offering a promising new way to keep high-touch surfaces such as smartphones and hospital equipment from spreading disease. The innovation ...

11 hours ago