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Tech Xplore / Squashing 'fantastic bugs' hidden in AI benchmarks

After reviewing thousands of benchmarks used in AI development, a Stanford team found that 5% could have serious flaws with far-reaching ramifications.

Dec 11, 2025 in Computer Sciences
Medical Xpress / Plant used in folk medicine has anti-inflammatory anti-arthritic effects, study confirms

In Brazil, researchers from the Federal University of Grande Dourados (UFGD), the State University of Campinas (UNICAMP), and São Paulo State University (UNESP) have conducted a study that confirmed the safety and anti-inflammatory, ...

Dec 10, 2025 in Medications
Phys.org / Wintertime spike in oceanic iron levels detected near Hawaii

Around the world, phytoplankton in the upper ocean help to cycle key nutrients and regulate Earth's climate by absorbing carbon dioxide. These photosynthesizing organisms rely on dissolved iron as an essential micronutrient, ...

Dec 11, 2025 in Earth
Phys.org / Massive non-cool-core galaxy cluster explored with Chandra

Astronomers have employed NASA's Chandra spacecraft to perform X-ray observations of a massive galaxy cluster known as SPT-CL J0217-5014. Results of the observational campaign, published December 4 on the arXiv preprint server, ...

Dec 10, 2025 in Astronomy & Space
Medical Xpress / Brain stimulation during sleep boosts weak memories in mice

Manipulating mouse brains during sleep improved their ability to remember new experiences that would normally be forgotten—a finding with important implications for treating Alzheimer's disease and other forms of dementia ...

Dec 11, 2025 in Neuroscience
Phys.org / Migratory birds' stunning precision in flight revealed by new data loggers

Red-backed shrikes fly thousands of kilometers to reach Africa—and they do so with astonishing precision. Aided by new technology, researchers at Lund University in Sweden have been able to track the birds' journeys in ...

Dec 11, 2025 in Biology
Tech Xplore / Tantalum oxide addition slows lithium-ion battery capacity loss by nearly half

Skoltech researchers have developed a new method to improve the cathode, a key battery component. They proposed doping the cathode material with high-valent tantalum and discovered that adding 0.5 mole % of tantalum oxide ...

Dec 11, 2025 in Engineering
Phys.org / Scientists teach helices to switch shapes

Researchers at the University of Jyväskylä have discovered a simple way to program synthetic molecules so they can form specific spiral-like structures by embedding instructions directly into their sequence. This breakthrough ...

Dec 11, 2025 in Biology
Medical Xpress / Tricking tumors into marking themselves for destruction with focused ultrasound

USC biomedical engineers have found a way to make a solid tumor paint a target on its own back in order to train the body's immune system to find and destroy it.

Dec 11, 2025 in Oncology & Cancer
Phys.org / Shape-shifting cell channel reveals new target for precision drugs

From small ions to large molecules, cellular gates control what can pass in and out of cells. But how one such gate, called pannexin-1 (PANX1), can handle vastly different cargo sizes has remained a long-standing mystery.

Dec 11, 2025 in Biology
Medical Xpress / Indigenous infants are born with more diverse gut bacteria than urban-born babies, study finds

Despite facing some of the highest rates of chronic disease later in life, a new study has found remote First Nations Australians are born with a natural health advantage—a rich and diverse gut microbiome.

Dec 11, 2025 in Pediatrics
Medical Xpress / AI tool can detect missed Alzheimer's diagnoses while reducing disparities

Researchers at UCLA have developed an artificial intelligence tool that can use electronic health records to identify patients with undiagnosed Alzheimer's disease, addressing a critical gap in Alzheimer's care: significant ...