Phys.org news

Phys.org / Contact lenses can repair themselves with just one hour of UV light exposure

Contact lenses are a great vision correction option for many, but if one of them gets damaged, there is little to do other than throw it away. A team reporting in ACS Applied Polymer Materials has a solution: special polymer ...

2 hours ago
Phys.org / Hidden seismicity patterns before large earthquakes uncovered

When and where the next large earthquake will strike remains one of the most difficult questions in geoscience. Researchers from the GFZ Helmholtz Center for Geosciences led by Dr. Sadegh Karimpouli and Prof. Dr. Patricia ...

5 hours ago
Phys.org / Espresso 'pucks' stop behaving predictably above certain pressures

When a physics student asked baristas at the Warsaw Coffee Conference what their biggest question for scientists was, the baristas said they wanted to know how to stop channeling during brewing.

3 hours ago
Phys.org / Amazon fish reveal a synchronized survival tactic that could transfer to drone swarms

Some fish swim in synchrony. Others, it turns out, breathe in synchrony. This is true for arapaimas, an obligate air-breathing species living in the Amazon. A new study in Communications Biology, led by the Leibniz Institute ...

3 hours ago
Phys.org / Honeybee metamorphosis map uncovers 842 active DNA switches that drive worker bee development

Researchers have identified "DNA switches" that become active as honeybee larvae grow into worker bees, offering new insight into the development of these important pollinators and the ecosystems they support.

3 hours ago
Phys.org / Solid-state material turns visible light into high-energy UV at sunlight intensity, expanding solar energy potential

Two cups of warm water don't make one cup of boiling water. But in the quantum world, multiple low-energy photons can combine to produce a single, higher-energy photon.

9 hours ago
Phys.org / Scientists create optical skyrmions using a two-century-old light phenomenon

Nanyang Technological University, Singapore (NTU Singapore) scientists have used a classic optical phenomenon known as the Poisson spot to create stable patterns of light called optical skyrmions, which are tiny, swirling ...

4 hours ago
Phys.org / Local species trends may flag global extinction risk, global study finds

New research from the University of St. Andrews has shown that higher extinction risk is associated with a higher frequency of decreasing local prevalence of species, in an analysis of one of the most comprehensive long-term ...

9 hours ago
Phys.org / Hidden dark force may slow cosmic structure growth, not speed it up

Dark matter is often portrayed as a cosmic loner, interacting with itself and the rest of the universe only through gravity. But what if dark matter particles also exert a hidden force on one another?

4 hours ago
Phys.org / Corrected Pantheon+ analysis of supernovae challenges accelerating universe claim

Research led by the Tata Institute of Fundamental Research, Mumbai, along with Professor Subir Sarkar from the University of Oxford, questions the widely accepted argument that the expansion rate of the universe is accelerating ...

20 hours ago
Phys.org / Scientists design a clay that can prevent fruits and vegetables from rotting too quickly

Avocados from Chile, bananas from Costa Rica, tomatoes from southern Spain, mangoes from Brazil. A large share of the fruit and vegetables we eat have traveled across the globe before they reach store shelves here at home. ...

17 hours ago
Phys.org / Bird-derived gene tool inserts plant DNA 30 times more efficiently than CRISPR

In a rapidly changing climate landscape, the plants we rely on for food, textiles and more face a multitude of challenges, including rising temperatures, drought and disease. Caltech's Gözde Demirer, the Clare Boothe Luce ...

19 hours ago