Phys.org news

Phys.org / How gut bacteria share antibiotic resistance genes and fuel dangerous hospital infections

Researchers from the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine), have uncovered how a high-risk class of genetic vectors can efficiently spread antibiotic resistance within the gut, enabling ...

Jan 27, 2026 in Biology
Phys.org / Parasite behind toxoplasmosis hides multiple distinct subtypes inside each cyst

A University of California, Riverside team of scientists has found that Toxoplasma gondii, a common parasite affecting up to one-third of the global population, is far more complex than previously believed. The findings, ...

Jan 27, 2026 in Biology
Phys.org / A specific immune system protein may drive antibiotic tolerance

If you have had strep throat or an ear infection, there's a good chance you received amoxicillin or penicillin to effectively kill the troublesome bacteria. These drugs, which belong to a broad group of antibiotics called ...

Jan 27, 2026 in Biology
Phys.org / How a vital DNA protection protein complex adapts to new threats without compromising its essential functions

In Lewis Carroll's "Through the Looking-Glass," Alice is stuck in a never-ending race with the Red Queen yet never gains a lead. "It takes all the running you can do to keep in the same place," the Queen says. "Though we ...

Jan 27, 2026 in Biology
Phys.org / AI model accelerates defect-based material design

Across the physical world, many intricate structures form via symmetry breaking. When a system with inherent symmetry transitions into an ordered state, it can form stable imperfections known as topological defects. Such ...

Jan 27, 2026 in Nanotechnology
Phys.org / Trust in Ph.D. advisor can predict a good grad school experience

The advisor-advisee relationship is central to most doctoral education models. Yet not all students trust their advisors. Danfei Hu, Jonathan E. Cook and colleagues sought to examine the importance of this relationship to ...

Jan 27, 2026 in Other Sciences
Phys.org / High-resolution map shows dark matter's gravity pulled normal matter into galaxies

Scientists have created the highest resolution map of the dark matter that threads through the universe—showing its influence on the formation of stars, galaxies and planets.

Jan 26, 2026 in Astronomy & Space
Phys.org / World not ready for rise in extreme heat, scientists say

Nearly 3.8 billion people could face extreme heat by 2050 and while tropical countries will bear the brunt cooler regions will also need to adapt, scientists said Monday.

Jan 26, 2026 in Earth
Phys.org / Saltier seas in spring double the chance of extreme El Niño events, study finds

Stronger El Niño events are more likely when springtime surface waters in the western Pacific Ocean become unusually salty, a new study in Geophysical Research Letters suggests. Traditionally, scientists have focused on ...

Jan 26, 2026 in Earth
Dialog / The hidden physics of watersheds: Why some are more sensitive to climate variability than others

Water is everywhere, from the snowpack in the mountains to the tap in our kitchens. But while we often think about rainfall and snow as the main drivers of our water supply, it turns out that something we rarely see has just ...

Jan 26, 2026 in Earth
Phys.org / Shipping regulations to reduce pollution may have exacerbated Great Barrier Reef bleaching

Rising ocean temperatures have been implicated in mass coral bleaching events affecting the Great Barrier Reef (GBR). These events have been increasingly frequent, with major events occurring in 2016, 2017, 2020, 2022, 2024, ...

Jan 26, 2026 in Earth
Phys.org / AI makes quantum field theories computable

An old puzzle in particle physics has been solved: How can quantum field theories be best formulated on a lattice to optimally simulate them on a computer? The answer comes from AI.

Jan 26, 2026 in Physics