Phys.org news

Phys.org / 'Virgin' frescoes emerge from Pompeii suburb

Amid the remains of a sumptuous villa near Pompeii, the hard-hatted conservationist scraped away centuries-old ash to reveal a vibrant red fresco.

14 hours ago in Other Sciences
Phys.org / Where'd you get that frog? Study traces illicit online amphibian trade

Keeping amphibians as pets offers hobbyists an opportunity to connect with the non-human world, often increasing interest in conserving animals in the wild. But there's a dark side to the amphibian trade, according to a study ...

12 hours ago in Biology
Phys.org / New study maps where wheat, barley and rye grew before the first farmers found them

Using advanced machine learning and climate models, researchers have shown that the ancestors of crops like wheat, barley, and rye probably were much less widespread in the Middle East 12,000 years ago than previously believed. ...

15 hours ago in Other Sciences
Phys.org / Temporal evolution of GRB 240825A afterglow provides insight into origins of optically dark gamma-ray bursts

Researchers from the Yunnan Observatories of the Chinese Academy of Sciences have conducted a new study on the temporal evolution of the afterglow from gamma-ray burst GRB 240825A. The study offers new evidence to better ...

12 hours ago in Astronomy & Space
Phys.org / Photonic integrated circuits enable programmable non-Abelian 'braiding' of light states

A research team has successfully implemented a programmable spinor lattice on a photonic integrated circuit (PIC). This platform enables the realization of non-Abelian physics, in which the outcome of operations depends on ...

13 hours ago in Physics
Phys.org / New 3D printing ink uses 70% lignin and recycles with water

Additive manufacturing (AM) methods, such as 3D printing, enable the realization of objects with different geometric properties, by adding materials layer-by-layer to physically replicate a digital model. These methods are ...

13 hours ago in Chemistry
Phys.org / Physicists develop new protocol for building photonic graph states

Physicists have long recognized the value of photonic graph states in quantum information processing. However, the difficulty of making these graph states has left this value largely untapped. In a step forward for the field, ...

12 hours ago in Physics
Phys.org / Silicon metasurfaces boost optical image processing with passive intensity-based filtering

Of the many feats achieved by artificial intelligence (AI), the ability to process images quickly and accurately has had an especially impressive impact on science and technology. Now, researchers in the McKelvey School of ...

13 hours ago in Physics
Phys.org / Climate change is driving rising agricultural water use in Central Asia

Even as farmers shift toward less water-intensive crops, climate change is pushing agricultural water consumption upward in Central Asia. A new study by IAMO researchers shows that rising temperatures and atmospheric water ...

13 hours ago in Earth
Phys.org / Driven electrolytes are agile and active at the nanoscale

Technologies for energy storage as well as biological systems such as the network of neurons in the brain depend on driven electrolytes that are traveling in an electric field due to their electrical charges. This concept ...

12 hours ago in Nanotechnology
Phys.org / Nanolaser on a chip could cut computer energy use in half

Researchers at DTU have developed a nanolaser that could be the key to much faster and much more energy-efficient computers, phones, and data centers. The technology offers the prospect of thousands of the new lasers being ...

14 hours ago in Physics
Phys.org / Yangtze River fishing ban halts seven decades of biodiversity decline

The Yangtze River Basin, a global biodiversity hotspot, has endured severe ecological degradation over several decades due to intense human activity, leading to a marked decline in aquatic biodiversity. In order to halt this ...

14 hours ago in Biology