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Medical Xpress / Silver diamine fluoride treatment could halt cavities without shots, drilling or sedation

Every year, untreated tooth decay sends thousands of young U.S. children to emergency departments for dental problems doctors can't treat. Many eventually undergo surgery under general anesthesia, while others endure pain ...

5 hours ago
Phys.org / Research cautions that sometimes working together can actually spur inequality

Encouraging people to contribute to a common good can have a surprising drawback: a risk that rewards become concentrated among a smaller group, putting the rest at a disadvantage. Put more simply, "equality and cooperation ...

5 hours ago
Phys.org / 'Dead stars' may have surprisingly healthy appetites

"Dead stars" known as white dwarfs have already shown the potential to help us better understand how planetary systems, including our own solar system, take shape and evolve. Now, research from the University of Michigan ...

5 hours ago
Phys.org / Astronomers identify one of the universe's rarest black hole events

A team of astronomers at the University of North Carolina at Chapel Hill has observed an extremely rare "wandering" black hole located tens of thousands of light-years from the center of its galaxy. This finding could reshape ...

6 hours ago
Phys.org / Quantum neural networks get their first hardware test

Neural networks have transformed how machines find patterns in data, from recognizing faces in photos to predicting the shapes of proteins. So far, all of this progress has been made on ordinary classical computers, but with ...

10 hours ago
Phys.org / New thermodynamic framework explains pressure and edge currents in spinning active particles

Physicists from Heinrich Heine University Düsseldorf (HHU), the Technical University of Darmstadt, Sapienza University in Rome and the University of Camerino (both in Italy) have calculated the fundamental laws of thermodynamics ...

2 hours ago
Medical Xpress / Scientists decipher how T cells sense enemies—such as cancer—at point of contact

Every encounter between a T cell and a potential target—especially when that target is a developing tumor—begins with a rapid series of molecular decisions. Within seconds, the immune cell must determine whether to launch ...

13 hours ago
Phys.org / Industrial poultry farming is accelerating the spread of a major foodborne disease

A new study by the Ineos Oxford Institute for Antimicrobial Research at the University of Oxford reveals that industrial poultry farming has led to a more than 100-fold increase in the movement of Campylobacter, allowing ...

6 hours ago
Phys.org / Border crossings shut as heavy snow coats Argentine Andes

Heavy snowfall in the Argentine Andes has forced more than 100 people to evacuate and stalled almost 1,000 trucks on snow-covered roads, while flights were rerouted Monday.

1 hour ago
Phys.org / Why the future of fashion might involve wearing live fungi

The idea of having living fungi cover your body might not be the most appealing thing in the world. But what if it was part of a clothing fabric that could change color, protect you from UV rays and even repair its own tears? ...

10 hours ago
Phys.org / California wildfire damage risk map uses factors most closely linked to severe property losses

By analyzing 100,000 California Department of Forestry and Fire Protection inspection records from 2013 to 2024, researchers at the University of California, Irvine have identified the key environmental and human factors ...

3 hours ago
Medical Xpress / Stockpiled Ebola vaccines trigger antibody response against Bundibugyo virus in lab tests

A highly contagious Ebola virus species, Bundibugyo virus (BDBV), has driven several outbreaks since 2007, including the ongoing outbreak in the Democratic Republic of Congo and Uganda in 2026. Bundibugyo virus causes severe ...

10 hours ago