Phys.org news

Phys.org / Biodegradable implant can deliver targeted cancer immunotherapy while protecting healthy tissue

Scientists at Houston Methodist Research Institute have developed a biodegradable implant designed to deliver cancer-fighting immunotherapy drugs directly into tumors over an extended period, a strategy that could improve ...

14 hours ago
Phys.org / Light reveals transient electronic step behind a hidden state in metal-organic framework

A fleeting photoinduced electronic state and the subsequent formation of a photoinduced hidden state in a metal–organic framework were captured in just 30 femtoseconds by researchers at Science Tokyo, Tohoku University and ...

14 hours ago
Phys.org / Low-level cloud loss amplifies global warming, simulations suggest

Low-level clouds over Earth's oceans play a prominent role in keeping our planet cool by reflecting sunlight away from the surface. But their response to climate change has been hard to model. Now, researchers at Caltech ...

18 hours ago
Phys.org / Hidden DNA copying may give bacteria a faster route to antibiotic resistance

The dangers of antibiotic overuse have become increasingly clear in recent decades. Excessive use accelerates the evolution of bacterial resistance to antibiotics, raising the alarming prospect of infections that no longer ...

16 hours ago
Phys.org / Highly tunable electro-optic isolator achieves one-way light flow on photonic chips

Integrated photonic devices—tiny circuits that use light instead of electrons—are becoming increasingly important for scalable photonics technologies and high-bandwidth communications. They are particularly valuable for managing ...

17 hours ago
Phys.org / AI tools for predicting protein folding produce chemically impossible structures and need human oversight

Researchers at Rensselaer Polytechnic Institute (RPI) have found that today's leading artificial intelligence tools for predicting protein structures routinely generate results that are physically and chemically impossible, ...

19 hours ago
Phys.org / Invasive species hit the Global South significantly harder than previously assumed

Invasive alien species are among the world's leading drivers of species extinction. However, previous global assessments of the geographic distribution of this damage suffered from a systematic "research bias": Because significantly ...

18 hours ago
Phys.org / Sharks, spines and speed: The hidden architecture behind different swimming styles revealed

"Shark Week," which kicks off this week, has captivated audiences for decades with stories of these powerful ocean predators. But the secret behind their extraordinary swimming abilities lies far deeper than their impressive ...

19 hours ago
Phys.org / Scientists pinpoint where cells first begin copying DNA

Researchers at the MRC Laboratory of Medical Sciences (LMS) and collaborators have uncovered one of the earliest steps in DNA replication: the moment a cell first opens its DNA to begin making a copy of its genome. The findings, ...

18 hours ago
Phys.org / Christmas in July: Engineers capture gigapixel 3D video of snowflakes

For the first time, researchers can witness nanometer-scale thickness changes across a melting snowflake with a compact, lensless chip that captures gigapixel video at 30 frames per second across centimeter-scale fields.

19 hours ago
Phys.org / Biomolecular condensates reveal surprising activity as catalysts

Biomolecular condensates are ubiquitous in living cells, including bacteria, viruses, plants and mammalian systems. These membraneless bodies, or molecular communities made up of DNA, RNA and proteins, are where molecules ...

17 hours ago
Phys.org / New snail species bolster case for protecting Montenegro's biodiversity

The descriptions of the two new additions to the European snail fauna, named Cochlostoma komarnica and Cochlostoma dobrido, have been published in the open-access Biodiversity Data Journal.

20 hours ago