Phys.org news

Phys.org / Plant-virus proteins guide gold nanoparticles into eco-friendly sheets for solar tech

Using proteins from a common tobacco plant virus, McGill chemistry researchers have developed a simple, eco-friendly way to arrange gold nanoparticles into ultrathin sheets, strengthening the particles' optical properties. ...

Dec 8, 2025 in Nanotechnology
Phys.org / Global shift to sustainable pest management expected to yield long-term benefits

What would happen if farmers around the globe were to switch over to sustainable pest management? An international study headed by the University of Bonn and ETH Zurich focused on precisely this question. The study is based ...

Dec 8, 2025 in Biology
Phys.org / Bacterium's molecular speargun defense may leave it exposed to antibiotics

Countless bacterial species share cramped environments where competition for space and resources is fierce. Some rely on a molecular speargun to outcompete their opponents. One of them is Pseudomonas aeruginosa. It is widespread ...

Dec 8, 2025 in Biology
Phys.org / Estimating the number of flying insects in the US using weather radar

Although millions upon millions of living creatures fly, feed and reproduce in the air, this habitat has hardly been researched. Insects are under increasing pressure worldwide due to global change and human activities. However, ...

Dec 8, 2025 in Biology
Phys.org / Hydrogel switches from liquid to gel at body temperature, enabling easy removal

What if a doctor could inject an electricity-conducting liquid into the body, let it temporarily solidify to record nerve signals or jump-start healing, and then return it to liquid form for easy removal?

Dec 8, 2025 in Chemistry
Phys.org / Towards sustainable organic synthesis—mechanochemistry replaces lithium with sodium in organic reactions

Highly reactive organometallic reagents, like organolithiums (molecules with a carbon–lithium bond) are essential reagents in organic synthesis because of their applications from polymer synthesis to pharmaceuticals, and ...

Dec 8, 2025 in Chemistry
Phys.org / An ancient genetic switch that lets plants grow, adapt and survive

A team of scientists from Monash University has identified a single gene in a land plant that could help explain how plants first evolved the ability to grow continuously, a key trait that allowed them to colonize dry land ...

Dec 8, 2025 in Biology
Phys.org / Novel compound attacks tuberculosis bacteria's ATP synthase, showing promise against drug resistance

Researchers at Martin Luther University Halle-Wittenberg (MLU) have developed a promising new substance for targeting bacteria that cause tuberculosis. The team have produced a compound that inhibits the pathogens' ability ...

Dec 8, 2025 in Chemistry
Phys.org / Helping crops survive in saltwater: Mangroves reveal key cellular traits

Rising sea levels along coastlines not only threaten populations, but also pose a danger to agricultural crops, which may be damaged by surging amounts of saltwater. Researchers have, in response, sought to improve salt-tolerance ...

Dec 8, 2025 in Biology
Phys.org / Greenhouse gases projected to sharply increase extreme flooding in Central Himalayas

Rising greenhouse gas emissions could see the size of extreme floods in the Central Himalayas increase by between as much as 73% and 84% by the end of this century.

Dec 8, 2025 in Earth
Phys.org / When companies 'go green,' air quality impacts can vary dramatically

Many organizations are taking actions to shrink their carbon footprint, such as purchasing electricity from renewable sources or reducing air travel. Both actions would cut greenhouse gas emissions, but which offers greater ...

Dec 8, 2025 in Earth
Phys.org / Shining a spotlight on polyploid cells: New tool uncovers spatial patterns of DNA content across tissues

A collaborative effort by the Formosa-Jordan lab from the Max Planck Institute for Plant Breeding Research in Cologne, Germany, the Fox lab from Duke University, U.S., and the Roeder lab from Cornell University, U.S., developed ...

Dec 8, 2025 in Biology