Phys.org news

Phys.org / Webb uncovers Milky Way's turbulent youth through galactic twins

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent results from the James Webb Space Telescope (JWST), including reports of surprisingly massive and ...

5 hours ago in Astronomy & Space
Phys.org / Key proteins reveal how evolution of locomotion shapes bone remodeling processes

An international collaboration study reveals how evolution and locomotion patterns, such as bipedalism, shaped bone structures through proteins present in the bone matrix. The findings of the study, led by researchers from ...

4 hours ago in Biology
Phys.org / Comet 3I/ATLAS: Europa Clipper captures rare ultraviolet view

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) aboard NASA's Europa Clipper spacecraft has made valuable observations of the interstellar comet 3I/ATLAS, which in July became the third officially recognized ...

5 hours ago in Astronomy & Space
Phys.org / Archimedean screw inspires new way to encode chirality into magnetic materials

In physics and materials science, the term "spin chirality" refers to an asymmetry in the arrangement of spins (i.e., the intrinsic angular momentum of particles) in magnetic materials. This asymmetry can give rise to unique ...

9 hours ago in Nanotechnology
Phys.org / Common virus 'rewires' intracellular mechanisms to promote infection

Investigators from the laboratory of Derek Walsh, Ph.D., professor of Microbiology-Immunology, have discovered how human cytomegalovirus rewires intracellular mechanisms to control the movement of the cell nucleus, promoting ...

5 hours ago in Biology
Phys.org / Flat Fermi surface in altermagnets enables quantum limit spin currents

The key feature of spintronic devices is their ability to use spin currents to transfer momentum, enabling low-energy, high-speed storage and logical signal control. These devices are usually manipulated by electric currents ...

5 hours ago in Physics
Phys.org / New redback millisecond pulsar discovered with ASKAP

Using the Australian SKA Pathfinder (ASKAP) telescope, astronomers have discovered a new millisecond pulsar (MSPs) at a distance of some 7,000 light years away. The newfound pulsar, which received designation PSR J1728−4608, ...

9 hours ago in Astronomy & Space
Phys.org / 'Speed scanner' can test thousands of plant gene switches at once

Agriculture, from the outset, has been made possible by humans tweaking the genes of plants to make them grow faster, produce more of what we want, and survive drought, pests, and infection. For millennia, we did it with ...

5 hours ago in Biology
Phys.org / Spray-on antibacterial coating offers new protection for plants against disease and drought

Engineers at the University of California San Diego have developed a spray-on polymer coating that could help plants resist harmful bacterial infections and survive drought. The advance, published in ACS Materials Letters, ...

6 hours ago in Biology
Phys.org / A delicate Antarctic balance with global climate implications

New findings about ocean processes in the Antarctic show melting ice shelves and changes to sea ice could have catastrophic implications for the global climate.

6 hours ago in Earth
Phys.org / Archaeologists use AI to create prehistoric video game

Archaeologists from the University of Copenhagen and the University of Bergen have used AI and free digital tools to create a dynamic and educational video game about the Stone Age. According to the researchers, the new technology, ...

6 hours ago in Other Sciences
Phys.org / New machine-learning models capture the rapid evolution of antimicrobial resistance

Antimicrobial resistance (AMR) is an increasingly dangerous problem affecting global health. In 2019 alone, methicillin-resistant Staphylococcus aureus (MRSA) accounted for more than 100,000 global deaths attributable to ...

6 hours ago in Biology