Phys.org news

Phys.org / Rising simultaneous wildfire risk compromises international firefighting efforts

The most high-risk conditions for fires are increasingly happening across countries at the same time, making resulting wildfires even more challenging to tackle, new research reveals.

Feb 18, 2026 in Earth
Phys.org / Chiral myosin steers actin into stable rotating rings without a template, study finds

Living cells are highly organized, yet they are not assembled using rigid blueprints or by following a predetermined plan. Instead, order emerges on its own from countless interactions between molecules that are constantly ...

Feb 18, 2026 in Biology
Phys.org / A ring to transcribe them: The unique path of poxviruses

A research team at the University of Würzburg has deciphered another aspect of poxviral gene activation. They have revealed a unique viral mechanism: A molecular ring anchors the viral copying machine to the DNA. Their findings ...

Feb 18, 2026 in Biology
Phys.org / Proton's width measured to unparalleled precision, narrowing the path to new physics

Physicists in Germany have carried out the most accurate measurement to date of the width of the proton. By examining a previously unexplored energy-level transition in the hydrogen atom, Lothar Maisenbacher and colleagues ...

Feb 17, 2026 in Physics
Phys.org / AI system TongGeometry generates and solves olympiad-level geometry problems

The International Mathematical Olympiad (IMO) is a prestigious competition featuring talented high school students from around the world, in which competitors solve complicated mathematical problems. Geometry problems from ...

Feb 17, 2026 in Other Sciences
Phys.org / Bacterial strain from 5,000-year-old cave ice shows resistance against 10 modern antibiotics

Bacteria have evolved to adapt to all of Earth's most extreme conditions, from scorching heat to temperatures well below zero. Ice caves are just one of the environments hosting a variety of microorganisms that represent ...

Feb 17, 2026 in Biology
Phys.org / Massive ceramics haul from a 14th-century shipwreck reveals Singapore's trading past

Singapore was a thriving trading hub hundreds of years before popular narratives depicted it as a quiet fishing village, according to a study of the cargo of a centuries-old shipwreck. Sometime during the middle of the 14th ...

Feb 17, 2026 in Other Sciences
Phys.org / Nanoengineers realize an on-chip excitonic hyperlens

When light passes through materials, it typically changes direction and bends in predictable ways. This change in direction, known as refraction, is caused by a change in the speed of light as it enters a new medium. In some ...

Feb 17, 2026 in Nanotechnology
Phys.org / Double white dwarf system detected in a nearby stellar cluster

Using the Very Large Telescope (VLT), astronomers have discovered a compact binary system consisting of two white dwarfs in the center of a nearby globular cluster designated NGC 6397. The finding was presented in a paper ...

Feb 17, 2026 in Astronomy & Space
Phys.org / Honey bees navigate more precisely than previously thought

A team from the University of Freiburg led by neurobiologist and behavioral biologist Prof. Dr. Andrew Straw studied the flight behavior of honey bees. Using a drone, the researchers tracked honey bees as they flew between ...

Feb 17, 2026 in Biology
Phys.org / Not all humans are 'super-scary' to wildlife, animal behavior study suggests

Humans have climbed to the top of the food chain by skillfully hunting, trapping, and fishing for other animals at scales that far exceed other predators, altering how the animals behave and earning the tag of a "super-predator." ...

Feb 17, 2026 in Biology
Phys.org / Record-breaking Antarctic drill reveals 23 million years of climate history

An international team featuring faculty at Binghamton University, State University of New York has drilled the longest ever sediment core from under an ice sheet, providing a record stretching back millions of years that ...

Feb 17, 2026 in Earth