All News

Tech Xplore / SoftBank lifts OpenAI stake to 11% with $41bln investment

Japanese tech investor SoftBank said Wednesday that its stake in OpenAI is now around 11% after completing the second stage of a $41-billion investment in the maker of ChatGPT.

Dec 31, 2025 in Business
Tech Xplore / AI models stumble on basic multiplication without special training methods, study finds

These days, large language models can handle increasingly complex tasks, writing complex code and engaging in sophisticated reasoning. But when it comes to four-digit multiplication, a task taught in elementary school, even ...

Dec 29, 2025 in Computer Sciences
Phys.org / Researchers discover a new superfluid phase in non-Hermitian quantum systems

A stable "exceptional fermionic superfluid," a new quantum phase that intrinsically hosts singularities known as exceptional points, has been discovered by researchers at the Institute of Science Tokyo.

Dec 29, 2025 in Physics
Tech Xplore / Southern California's unlikely AI mecca is this very industrial city

Five miles south of downtown Los Angeles, a single industrial block in Vernon is drawing as much electricity as a small town.

Dec 31, 2025 in Energy & Green Tech
Phys.org / What was the Christmas star? Astronomy might hold the answer

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the "Christmas Star" from the story of the nativity. Described in the Gospel of Matthew, the star guided the three wise men to the ...

Dec 29, 2025 in Astronomy & Space
Phys.org / How a bacteria-busting spray could help solve a meaty problem

University of Otago scientists are harnessing the power of peptides—the body's own tiny protein molecules—for a spray to help the red meat industry solve headaches around bacterial contamination and spoilage.

Dec 29, 2025 in Biology
Medical Xpress / Oral bacterium tied to disability severity in multiple sclerosis

Increasing evidence suggests that the severe gum disease, periodontitis, may contribute to central nervous system disorders through chronic inflammation. However, its role in multiple sclerosis, a chronic autoimmune disease ...

Dec 29, 2025 in Dentistry
Phys.org / A new way to map how cells choose their fate

Researchers from Kyushu University have developed an innovative computational method, called ddHodge, that can reconstruct the complex dynamics of how cells decide their fate.

Dec 29, 2025 in Biology
Phys.org / Archaeologists discover unique mosaic patolli board at Guatemalan Maya city

In a study published in Latin American Antiquity, Dr. Julien Hiquet and Dr. Rémi Méreuze analyzed the remains of a unique mosaic-style patolli game board discovered in the Classic Period city of Naachtun, Guatemala.

Dec 25, 2025 in Other Sciences
Medical Xpress / Brain-inspired AI: Human brain separates goals and uncertainty to enable adaptive decision-making

Humans possess a remarkable balance between stability and flexibility, enabling them to quickly establish new plans and adjust goals even in the face of sudden changes. However, "model-free reinforcement learning," which ...

Dec 29, 2025 in Neuroscience
Medical Xpress / Researchers identify protein that mimics exercise to boost bone strength in aging adults

A research team from the Department of Medicine, School of Clinical Medicine, LKS Faculty of Medicine at the University of Hong Kong (HKUMed) has uncovered a key biological mechanism that explains how exercise maintains strong ...

Dec 29, 2025 in Gerontology & Geriatrics
Medical Xpress / Melanoma cancer cells secrete extracellular vesicles to paralyze immune cells

A new international study led by Prof. Carmit Levy of the Department of Human Genetics and Biochemistry at the Gray Faculty of Medical & Health Sciences at Tel Aviv University finds that melanoma cancer cells paralyze immune ...