Phys.org news

Phys.org / Radio signals at the edge of extreme stars come from far beyond their surfaces

Pulsars are ultra-dense, rapidly spinning, and highly magnetized remnants of dead stars. They act like cosmic lighthouses, sending out regular pulses of radio waves and sometimes gamma rays in beams that sweep across the ...

8 hours ago
Phys.org / Bioelectronic platform enables precise H₂S delivery to cells, turning a toxic gas into a therapeutic tool

A toxic gas known for its "rotten egg smell" has been transformed into a therapeutic tool. A research team at KAIST has developed a technology to precisely control hydrogen sulfide (H2S) using electrical signals, bringing ...

7 hours ago
Phys.org / DNA origami precisely positions single-photon emitters for quantum technologies

An international research team led by scientists from Skoltech has developed a method to position molecules on the surface of ultrathin materials with unprecedented precision using molecular DNA self-assembly, enabling the ...

9 hours ago
Phys.org / Polymer uses movable molecular rings to overcome durability–degradability trade-off

Modern polymer materials face a fundamental challenge: they must remain strong and durable during use, yet ideally degrade when they are no longer needed. Designing materials that satisfy both requirements has long been a ...

9 hours ago
Phys.org / Uncovering the evolutionary limits of the COVID-19 virus

A new paper in Genome Biology and Evolution, indicates that while the COVID-19 virus has developed rapidly since 2019, it has done so within limited genetic channels. These genetic limits have remained unchanged. Despite ...

18 hours ago
Phys.org / Turning CO₂ into methanol: Multilayer machine learning speeds up search for better catalysts

Finding high-performing catalysts, which are used to accelerate processes from chemical manufacturing to energy production, can be a slow, expensive process, often relying on years of trial-and-error or massive computational ...

9 hours ago
Phys.org / First microlasers capable of detecting individual molecules and ions could one day aid diagnosis

Scientists have created the first microlasers capable of detecting individual molecules and even single atomic ions, a breakthrough that could significantly advance early disease diagnosis and molecular-scale medical testing. ...

13 hours ago
Phys.org / It's go time: historic Moon mission set for lift-off

More than half a century after the groundbreaking Apollo program's last crewed flight to the moon, three men and one woman are preparing for a lunar journey set to turn a new page in American space exploration.

13 hours ago
Phys.org / Genomes reveal five E. coli 'armor' types behind most multidrug-resistant bloodstream infections

The first large-scale genetic study of E. coli's protective armor has identified the five capsule types that are responsible for 70% of all multidrug-resistant bloodstream infections in Europe. Researchers, including those ...

13 hours ago
Phys.org / Combining algae and oyster shells for biodiesel born in the bayou

Biodiesel is a renewable fuel and offers a sustainable and potentially carbon-neutral alternative to petroleum products. Yet production costs remain a hurdle to its widespread use. Now, researchers have developed an inexpensive ...

14 hours ago
Phys.org / Britain's hibernating hazel dormice are getting lighter in spring as temperatures rise, study suggests

Britain's hazel dormice are getting lighter in spring but fatter in autumn as our climate changes, suggests new research in Scientific Reports. The study, titled "The effects of climate and land cover on hazel dormouse (Muscardinus ...

14 hours ago
Phys.org / How archaeology is preserving evidence of the Yahidne war crime

Archaeology is not just a powerful tool for revealing insights into the ancient past, but it can also be applied to more recent events. In a new paper published in the journal Antiquity, scientists reveal how archaeological ...

21 hours ago