Phys.org news

Phys.org / A new method to decode how DNA 'switches' control gene activity

DNA is the blueprint of life. Genes encode proteins and serve as the body's basic components. However, building a functioning organism also requires precise instructions about when, where, and how much those components should ...

Feb 19, 2026 in Biology
Phys.org / Mother-daughter bonds in red deer tied to survival and more surviving calves

Strong social networking plays an important role in human relationships. New research on female red deer shows that those bonds are also crucial for their reproductive success and survival. The study, which looked at more ...

Feb 19, 2026 in Biology
Phys.org / Female meiosis in plants can be directly observed with new method

A research team at the IPK Leibniz Institute has developed a method that enables the detailed observation of female meiosis—the process by which germ cells are formed—in the model plant Arabidopsis thaliana. The FeM-ID ...

Feb 19, 2026 in Biology
Phys.org / Expands the genetic alphabet: Artificial DNA base pair uses halogen bonds to form stable structures

For the first time, researchers have succeeded in developing an artificial DNA base pair that is based on a different chemical force than natural genetic material. While the common natural DNA building blocks are held together ...

Feb 19, 2026 in Chemistry
Phys.org / CT scans help detect ancient earthquakes in Hamilton Basin

In a world-first use of medical imaging technology, scientists have revealed the earthquake-generating potential of faults in the Hamilton and Hauraki areas. The study shows that hidden geological faults in Hamilton city ...

Feb 19, 2026 in Earth
Phys.org / The Princess of Bagicz: Dendrochronology settles debate over age of rare Roman-era wooden coffin

Dr. Marta Chmiel-Chrzanowska and her colleagues conducted a multidisciplinary analysis of the only known preserved wooden coffin from the Roman Iron Age, the Princess of Bagicz. The study, published in Archaeometry, used ...

Feb 18, 2026 in Other Sciences
Phys.org / Chitosan-nickel biomaterial becomes stronger when wet, and could replace plastics

A new study led by the Institute for Bioengineering of Catalonia (IBEC) has unveiled the first biomaterial that is not only waterproof but actually becomes stronger in contact with water. The material is produced by the incorporation ...

Feb 18, 2026 in Chemistry
Phys.org / Giant DNA viruses encode their own eukaryote-like translation machinery, researchers discover

In a new study, published in Cell, researchers describe a newfound mechanism for creating proteins in a giant DNA virus, comparable to a mechanism in eukaryotic cells. The finding challenges the dogma that viruses lack protein ...

Feb 18, 2026 in Biology
Phys.org / Measuring chaos: Researchers quantify the quantum butterfly effect

For the first time, researchers in China have accurately quantified how chaos increases in a quantum many-body system as it evolves over time. Combining experiments and theory, a team led by Yu-Chen Li at the University of ...

Feb 18, 2026 in Physics
Phys.org / Ultra-stable lasers that rely on crystalline mirrors could advance next-generation clocks and navigation

Lasers, devices that emit intense beams of coherent light in specific directions, are widely used in research settings and are central components of various technologies, including optical clocks (i.e., systems that can keep ...

Feb 18, 2026 in Physics
Phys.org / A super stable laser on the moon could guide future lunar missions and improve our timekeeping

Scientists are proposing to build a laser in a crater on the moon to help future lunar missions land safely in the dark and find their way around. This ultra-stable light source could also help us keep time more accurately, ...

Feb 18, 2026 in Astronomy & Space
Phys.org / Araish spiral galaxy observations uncover a 26,700-light-year radio jet

An international team of astronomers has performed multi-wavelength observations of the nearby Araish galaxy to investigate the origin of its radio emission. As a result, they detected an extended radio jet of this galaxy. ...

Feb 18, 2026 in Astronomy & Space