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Tech Xplore / Improved method for producing sustainable hydrogen offers a surprising side benefit

Producing hydrogen is essential for some of the world's biggest industrial and agricultural needs, but it also comes with a steep environmental cost: Most hydrogen made today is generated through processes that release large ...

36 minutes ago
Phys.org / Quantum-optical spin glass could improve how AI remembers and learns

A new study has demonstrated that it is possible to make a network of atoms and photons that could improve how artificial intelligence stores and recalls memories. This network, called a quantum-optical spin glass, works ...

37 minutes ago
Medical Xpress / Cancer cells release antioxidants to prevent immune cells from destroying them

Molecules called reactive oxygen species, which include so-called "free radicals," have long been viewed as damaging byproducts of our body's metabolism—a reason antioxidant supplements have been considered a potential way ...

37 minutes ago
Medical Xpress / C. difficile colonization in infants reshapes gut development, challenging a long-held assumption

Since its discovery, the highly contagious bacterium Clostridioides difficile (C. difficile or C. diff) has been reported not to cause symptoms in infants, leading to the assumption that colonization was not a serious health ...

36 minutes ago
Phys.org / Metabolic networks provide clues about the earliest stages of enzyme evolution

The enzymes found in modern organisms are complex proteins, often with multiple folded substructures and specialized catalytic sites. Proteins are encoded by genes. Tracing the history of enzymes across all living organisms ...

57 minutes ago
Phys.org / Rising species numbers on Europe's mountaintops may mask increasing losses of high-elevation plant specialists

Decades of warming have relaxed cold-temperature constraints on mountain plant distribution and increased species numbers on mountaintops. An international research team led by scientists from the University of Vienna, together ...

36 minutes ago
Phys.org / Permafrost melt could cost $261 billion in infrastructure damages, study suggests

A new study provides insight into the economic impact of melting permafrost on Arctic communities. Permafrost is ground that permanently remains below freezing for at least two consecutive years. Permafrost covers about 24% ...

17 minutes ago
Medical Xpress / Psilocybin prevents chemotherapy-related nerve injury and associated symptoms in preclinical models

In a breakthrough study, researchers at The University of Texas MD Anderson Cancer Center discovered that psilocybin given before chemotherapy prevented the onset of nerve injury in preclinical models, even after repeated ...

37 minutes ago
Phys.org / Pigment found in beets linked to plants' adaptation to harsh environments

The pigments that give beets their red color may have helped a major group of flowering plants repeatedly adapt to dry environments, setting the stage for the evolution of traits that allowed plants to adapt to some of the ...

37 minutes ago
Medical Xpress / Healthy aging shaped by more varied biology than previously thought

Molecular changes in aging are far more unique than previously thought, meaning two healthy individuals of identical age can experience significantly different aging journeys.

37 minutes ago
Phys.org / BESIII sets world's most stringent direct limit on Lambda hyperon electric dipole moment

The BESIII Collaboration, led by the Institute of High Energy Physics of the Chinese Academy of Sciences, has achieved the world's most precise measurement of the electric dipole moment (EDM) of the Lambda (Λ) hyperon using ...

36 minutes ago
Tech Xplore / Your smartwatch may not be as smart as you think

Smartwatches can provide useful health information, but many of those numbers are algorithmic estimates rather than direct measurements of the body, and some outputs are more accurate than others, a new University of Michigan ...

7 minutes ago