Phys.org news

Phys.org / Stars defy black hole by showing stable orbits around Sagittarius A*

An international research team led by PD Dr. Florian Peissker at the University of Cologne has used the new observation instrument ERIS (Enhanced Resolution Imager and Spectrograph) at the Very Large Telescope (VLT) facility ...

Nov 28, 2025 in Astronomy & Space
Phys.org / Rare high-resolution observations of a flare-prolific solar active region

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR solar telescope in Tenerife, ...

Nov 28, 2025 in Astronomy & Space
Phys.org / Google Quantum AI realizes three dynamic surface code implementations

Quantum computers are computing systems that process information leveraging quantum mechanical effects. These computers rely on qubits (i.e., the quantum equivalent of bits), which can store information in a mixture of states, ...

Nov 28, 2025 in Physics
Phys.org / Quantum sensor based on silicon carbide qubits operates at room temperature

Over the past decades, physicists and quantum engineers introduced a wide range of systems that perform desired functions leveraging quantum mechanical effects. These include so-called quantum sensors, devices that rely on ...

Nov 28, 2025 in Physics
Phys.org / Dating a North American rock art tradition that lasted 175 generations

The Pecos River murals are a stunning collection of monumental, multicolored rock paintings in limestone rock shelters across southwest Texas and northern Mexico. They depict human-like figures that reach up to eight meters ...

Nov 28, 2025 in Other Sciences
Phys.org / Tiny reconfigurable robots can help manage carbon dioxide levels in confined spaces

Vehicles and buildings designed to enable survival in extreme environments, such as spacecraft, submarines and sealed shelters, heavily rely on systems for the management of carbon dioxide (CO2). These are technologies that ...

Nov 28, 2025 in Nanotechnology
Phys.org / Dark matter-dark energy interaction shapes cosmic halo spin and alignment, simulations show

A cosmological simulation study by researchers from the Shanghai Astronomical Observatory of the Chinese Academy of Sciences has systematically revealed, for the first time, how the interaction between dark matter and dark ...

Nov 28, 2025 in Astronomy & Space
Phys.org / Finding information in the randomness of living matter

When describing collective properties of macroscopic physical systems, microscopic fluctuations are typically averaged out, leaving a description of the typical behavior of the systems. While this simplification has its advantages, ...

Nov 28, 2025 in Physics
Phys.org / Tiny lead fragments in hunted meat exceed safe levels, study reveals

This fall, when Adam Leontowich headed to southeast Saskatchewan to hunt whitetailed deer and ruffed grouse, he once again opted for lead-free ammunition—cartridges with copper bullets for his .308 rifle and shells with ...

Nov 28, 2025 in Chemistry
Phys.org / Studies show how the giant statues on Rapa Nui were made and moved—and what caused the island's deforestation

Rapa Nui, also known as Easter Island, is often portrayed in popular culture as an enigma. The rationale is clear: The tiny, remote island in the Pacific features nearly 1,000 enormous statues—the moai. The magnitude and ...

Nov 28, 2025 in Other Sciences
Phys.org / Can quantum computers help researchers learn about the inside of a neutron star?

A new paper published in Nature Communications could put scientists on the path to understanding one of the wildest, hottest, and most densely packed places in the universe: a neutron star.

Nov 28, 2025 in Physics
Phys.org / Physicists generate hybrid spin-sound waves, expanding options for 6G implementation

Acoustic frequency filters, which convert electrical signals into miniaturized sound waves, separate the different frequency bands for mobile communications, Wi-Fi, and GPS in smartphones. Physicists at RPTU have now shown ...

Nov 28, 2025 in Physics