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Dialog / Bacteria may identify a virus without recognizing its DNA

When a virus enters a cell, its top priority is to replicate its genome rapidly, creating new viruses to infect elsewhere. The host has the opposite priority: to destroy the virus, ideally before it can do any harm. Biology ...

Jul 30, 2026
Phys.org / Curiosity Blog, Sols 4961-4967: Approaching a break in the rock record?

Curiosity spent the week continuing to climb her way through the layers of Mount Sharp, exploring the sedimentary rock strip chart of Martian history. The rover has reached a layer where the science team had spotted a possible ...

Jul 31, 2026
Phys.org / New low-water method could make production of clean-energy materials much greener

A new Concordia study has demonstrated a greener way to produce an important class of catalytic materials with promising potential for cleaner energy technologies that rely more on acoustic energy than water and chemicals. ...

Jul 31, 2026
Medical Xpress / Immune navigation system discovery could lead to better treatments for chronic inflammation

A scientific collaboration between the University of Bath (UK) and the UMass Chan Medical School (U.S.) has determined how a specific type of white blood cell—neutrophils—moves through the body.

Jul 30, 2026
Tech Xplore / Porous 3D-printed feet cut quadruped robot power use

Quadruped robots, which walk on four legs, are increasingly used for tasks such as inspection, transportation and search-and-rescue operations. However, their repeated leg movements consume far more energy than the rolling ...

Jul 31, 2026
Phys.org / Flash droughts can pull 'alarming' amounts of moisture from the landscape and intensify wildfires

When catastrophic wildfires capture global headlines, such as the unprecedented blazes sweeping through southern Europe this summer or the devastating 2019–20 "Black Summer" in Australia, they are almost always preceded by ...

Jul 30, 2026
Phys.org / French, Italian winegrowers face earliest ever harvest

Scorching summer temperatures have disrupted life for millions of Europeans, but for winegrowers in Italy and France who are harvesting their grapes unusually early, the hot weather offers pros as well as cons.

Jul 31, 2026
Tech Xplore / New microwave neural network method could compress and secure wireless communications

One year after unveiling a first-of-its-kind "microwave brain" microchip capable of computing on ultrafast data and wireless signals, researchers from the Cornell Duffield College of Engineering have shown how the chip can ...

Jul 30, 2026
Phys.org / Physicists capture first direct evidence of a Floquet topological state

A new study published in Nature Physics reports the first direct experimental evidence of a Floquet topological state, a novel light-induced phase of matter that, until now, has existed only on paper and in simulations. Topological ...

Jul 27, 2026
Phys.org / Tiny fossils crack a Cretaceous cold case: Ocean acidification triggered one of the ocean's most severe extinctions

A 113-million-year-old marine murder mystery may finally be solved. Using chemical clues locked inside microscopic fossils, Northwestern University scientists found evidence that ocean acidification drove one of the largest ...

Jul 30, 2026
Phys.org / Curiosity Mars rover discovers field of honeycomb textures

As NASA's Curiosity rover recently began climbing a Martian valley nicknamed "Valle Grande," it sent back images that were a familiar sight to mission scientists: honeycomb-like textures called polygonal fractures, each about ...

Jul 29, 2026
Tech Xplore / Study advances solar desalination with multifunctional membrane

As the world's population grows and industry expands, many countries in Africa, the Middle East and Southeast Asia are facing a freshwater scarcity crisis. Finding sustainable ways to produce clean water has become an urgent ...

Jul 31, 2026