Phys.org news

Phys.org / Scientists have uncovered evidence of Ireland's largest prehistoric hillfort settlement

In a recent study published in Antiquity, Dr. Dirk Brandherm and his colleagues identified more than 600 suspected house platforms in the Brusselstown Ring hillfort, making it the largest nucleated settlement ever discovered ...

Dec 30, 2025 in Other Sciences
Phys.org / Most sensitive radio observations to date find no evidence of technosignature from 3I/ATLAS

Since the interstellar object (ISO) 3I/ATLAS was first discovered on July 1, 2025, it has garnered much attention, including speculation, hopes and fears that it may somehow contain evidence of technologically advanced civilizations ...

Dec 30, 2025 in Astronomy & Space
Phys.org / Hunting for dark matter axions with a quantum-powered haloscope

Axions are hypothetical light particles that could solve two different physics problems, as they could explain why some nuclear interactions don't violate time symmetry and are also promising dark matter candidates. Dark ...

Dec 30, 2025 in Physics
Phys.org / ASKAP discovers a spectacular outflow in a nearby galaxy

Using the Australian Square Kilometer Array Pathfinder (ASKAP), an international team of astronomers has discovered a spectacular bipolar outflow from the disk of a nearby galaxy known as ESO 130-G012. The finding was reported ...

Dec 30, 2025 in Astronomy & Space
Phys.org / Mathematicians crack cellular noise puzzle, paving path for better cancer treatment

Why does cancer sometimes recur even after successful treatment, or why do some bacteria survive despite the use of powerful antibiotics? One of the key culprits identified is "biological noise"—random fluctuations occurring ...

Dec 30, 2025 in Biology
Phys.org / Climate policies can backfire by eroding 'green' values, study finds

A popular vision of life after climate action looks like vegetarians riding bikes, city centers without cars, and people foregoing air travel. But a new paper published in Nature Sustainability finds that climate policies ...

Dec 30, 2025 in Earth
Phys.org / What's inside Mexico's Popocatépetl? Scientists obtain first 3D images of the whole volcano

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure out what is happening ...

Dec 30, 2025 in Earth
Phys.org / NASA's Chandra rings in the new year with the Champagne Cluster

Celebrate the New Year with the "Champagne Cluster," a galaxy cluster seen in this new image from NASA's Chandra X-ray Observatory and optical telescopes.

Dec 30, 2025 in Astronomy & Space
Phys.org / The year's first meteor shower and supermoon clash in January skies

The year's first supermoon and meteor shower will sync up in January skies, but the light from one may dim the other.

Dec 30, 2025 in Astronomy & Space
Phys.org / AI model uses social media posts to predict unemployment rates ahead of official data

Social media posts about unemployment can predict official jobless claims up to two weeks before government data is released, according to a study. Unemployment can be tough, and people often post about it online.

Dec 30, 2025 in Other Sciences
Phys.org / Encoding adaptive intelligence in molecular matter by design

For more than 50 years, scientists have sought alternatives to silicon for building molecular electronics. The vision was elegant; the reality proved far more complex. Within a device, molecules behave not as orderly textbook ...

Dec 30, 2025 in Nanotechnology
Phys.org / Simple wipe test reveals hidden PFAS contamination on firefighter protective gear

The flames die down. The sirens fade. Firefighters peel off their gear, thinking the danger has passed. But in the quiet aftermath, another enemy lingers, an invisible film of "forever chemicals" clinging to jackets, pants ...

Dec 30, 2025 in Chemistry