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Phys.org / How a broken DNA repair tool accelerates aging

Although DNA is tightly packed and protected within the cell nucleus, it is constantly threatened by damage from normal metabolic processes or external stressors such as radiation or chemical substances. To counteract this, ...

Jan 30, 2026 in Biology
Phys.org / Record-breaking photons at telecom wavelengths—on demand

A team of researchers from the University of Stuttgart and the Julius-Maximilians-Universität Würzburg led by Prof. Stefanie Barz (University of Stuttgart) has demonstrated a source of single photons that combines on-demand ...

Jan 30, 2026 in Physics
Phys.org / Quantum mechanical effects help overcome a fundamental limitation of optical microscopy

Researchers from Regensburg and Birmingham have overcome a fundamental limitation of optical microscopy. With the help of quantum mechanical effects, they succeeded for the first time in performing optical measurements with ...

Jan 30, 2026 in Physics
Phys.org / AI enables a who's who of brown bears in Alaska

A team of scientists from EPFL and Alaska Pacific University has developed an AI program that can recognize individual bears in the wild, despite the substantial changes that occur in their appearance over the summer season. ...

Jan 29, 2026 in Biology
Phys.org / 2D discrete time crystals realized on a quantum computer for the first time

Physical systems become inherently more complicated and difficult to produce in a lab as the number of dimensions they exist in increases—even more so in quantum systems. While discrete time crystals (DTCs) had been previously ...

Jan 29, 2026 in Physics
Phys.org / The first headbutting paravian: Bird-like dinosaur likely used thick skull to win over mates

Whether it's digging up weathered bones from a paleontological site or reexamining forgotten trays in museum and university collections, the study of dinosaurs still throws up something new.

Jan 29, 2026 in Biology
Phys.org / Liquid-repellent particle coating enables near-frictionless motion of pico- to nanoliter droplets

The precise control of tiny droplets on surfaces is essential for advanced manufacturing, pharmaceuticals, and next‐generation lab‐on‐a‐chip diagnostics. However, once droplet volume reaches pico- and nanoliter scales, ...

Jan 30, 2026 in Nanotechnology
Phys.org / Beyond the eye of the beholder: Mathematically defining attributes essential to color perception

Research on the perception of color differences is helping resolve a century-old understanding of color developed by Erwin Schrödinger. Los Alamos scientist Roxana Bujack led a team that used geometry to mathematically define ...

Jan 30, 2026 in Other Sciences
Medical Xpress / The brain's protein cleanup process may play a role in dementia

Microglia are the brain's immune cells that clean out debris, such as damaged proteins and old cell parts, to keep the organ healthy. But the very properties that make these cells so useful might also be a driving factor ...

Jan 29, 2026 in Neuroscience
Phys.org / Beamline measurements of unstable ruthenium nuclei confirm advanced nuclear models

A novel apparatus at the U.S. Department of Energy's (DOE) Argonne National Laboratory has made extremely precise measurements of unstable ruthenium nuclei. The measurements are a significant milestone in nuclear physics ...

Jan 30, 2026 in Physics
Phys.org / Scientists teach microorganisms to build molecules with light

Researchers are continually looking for new ways to hack the cellular machinery of microbes like yeast and bacteria to make products that are useful for humans and society. In a new proof-of-concept study, a team from the ...

Jan 30, 2026 in Chemistry
Phys.org / Mapping cell development with mathematics-informed machine learning

The development of humans and other animals unfolds gradually over time, with cells taking on specific roles and functions via a process called cell fate determination. The fate of individual cells, or in other words, what ...

Jan 26, 2026 in Biology