Phys.org news

Phys.org / Brain's GPS hasn't changed in millions of years: Specialized neurons may be vital to evolutionary survival

The same brain cells linked to disorientation in Alzheimer's disease have been preserved—and even slightly increased—across millions of years of evolution.

Nov 26, 2025 in Biology
Phys.org / Mini-fridges on a nanoscale? New cooling technique could make computer chips more powerful

As more devices get piled onto computer chips to increase processing power capacity, heat generation becomes increasingly concentrated. This heat must be removed to keep chip performance high, but is currently achieved by ...

Nov 26, 2025 in Nanotechnology
Phys.org / Corral technique measures fragile quantum states in magnet-superconductor hybrids from afar

Hybrid materials made of magnets and superconductors give rise to fascinating quantum phenomena, which are so sensitive that it is crucial to measure them with minimal interference. Researchers at the University of Hamburg ...

Nov 26, 2025 in Physics
Phys.org / OLEDs can now switch light's handedness with an electrical signal

Researchers from the University of Oxford have for the first time discovered an approach to electrically switch organic LEDs (OLEDs) to emit either left- or right-handed circularly polarized light without changing the light-emitting ...

Nov 26, 2025 in Physics
Phys.org / Public trust in science eroded by UN climate change language, study suggests

The United Nations' climate change body may unintentionally be eroding public trust in science because of the way it communicates risk, new University of Essex research shows.

Nov 26, 2025 in Earth
Phys.org / Life in balance: Ancient Andean scales illuminated by new research

New research from the University of St Andrews has discovered how Incas used Andean balance scales and ancient string knot writing known as "khipus," in association with sacred, animate landscapes.

Nov 26, 2025 in Other Sciences
Phys.org / Uncovering a new genetic code in archaea opens doors for bioengineering applications

The genetic code is the recipe for life, and provides the instructions for how to make proteins, generally using just 20 amino acids. But certain groups of microbes have an expanded genetic code, in which one or two additional ...

Nov 26, 2025 in Biology
Phys.org / Novel mRNA therapy curbs antibiotic-resistant infections in preclinical lung models

Researchers at the Icahn School of Medicine at Mount Sinai and collaborators have reported early success with a novel mRNA-based therapy designed to combat antibiotic-resistant bacteria.

Nov 26, 2025 in Nanotechnology
Phys.org / Ultrafast UV-C laser pulses generated and detected using 2D materials

Scientists have developed a new platform for the generation and detection of ultrashort UV-C laser pulses on femtosecond timescales. This breakthrough could unlock new opportunities for transforming optical wireless communication ...

Nov 26, 2025 in Physics
Phys.org / Counting salmon is a breeze with airborne eDNA

During the annual salmon run last fall, University of Washington researchers pulled salmon DNA out of thin air and used it to estimate the number of fish that passed through the adjacent river. Aden Yincheong Ip, a UW research ...

Nov 26, 2025 in Biology
Phys.org / Sensor-integrated food wrapper can facilitate real-time, non-destructive detection of nutritional components

Food quality and safety are crucial. However, conventional food-monitoring methods, including ribotyping and polymerase chain reaction, tend to be destructive and lengthy. These shortcomings limit their potential for broad ...

Nov 26, 2025 in Nanotechnology
Phys.org / Climate change could expand habitats for malaria mosquitoes, researchers warn

An insistent buzzing at sunset followed by itchy, spotted legs. Here in Denmark, mosquitoes are mostly an annoying—but generally harmless—nuisance. That is far from the case in many parts of the world.

Nov 26, 2025 in Earth