Tech Xplore news

Tech Xplore / AI agents debate their way to improved mathematical reasoning

Large language models (LLMs), artificial intelligence (AI) systems that can process and generate texts in various languages, are now widely used worldwide to create written content, source information and even to code websites ...

Dec 14, 2025 in Computer Sciences
Tech Xplore / Power when parked: EVs could help save money and reduce emissions by providing energy to homes

Using electric vehicle batteries to power households could save their owners thousands of dollars in bills while cutting emissions from the power grid, according to new research from the University of Michigan and Ford Motor ...

Dec 14, 2025 in Energy & Green Tech
Tech Xplore / Instacart is charging different prices to different customers in a dangerous AI experiment, report says

The grocery delivery service Instacart is using artificial intelligence to experiment with prices and charge some shoppers more than others for the same items, a new study found.

Dec 13, 2025 in Business
Tech Xplore / Making clean energy investments more successful with forecasting tools

Governments and companies constantly face decisions about how to allocate finite amounts of money to clean energy technologies that can make a difference to the world's climate, its economies, and to society as a whole. The ...

Dec 13, 2025 in Business
Tech Xplore / Beyond mimicry: Fiber-type artificial muscles outperform biological muscles

Biological muscles act as flexible actuators, generating force naturally and with an impressive range of motion. Unsurprisingly, scientists and engineers have been striving to build artificial muscles that mimic these abilities. ...

Dec 12, 2025 in Robotics
Tech Xplore / Exploring how negative electricity prices influence consumer behavior

In some cases, and for limited periods, energy suppliers can generate more energy than is needed, which can lead to so-called negative prices. This is typically observed in wind and solar energy, for instance, during particularly ...

Dec 12, 2025 in Business
Tech Xplore / First monolithic 3D chip built in U.S. foundry delivers major AI speed gains

A collaborative team has achieved the first monolithic 3D chip built in a U.S. foundry, delivering the densest 3D chip wiring and order-of-magnitude speed gains.

Dec 12, 2025 in Hardware
Tech Xplore / 'Periodic table' for AI methods aims to drive innovation

Artificial intelligence is increasingly used to integrate and analyze multiple types of data formats, such as text, images, audio and video. One challenge slowing advances in multimodal AI, however, is the process of choosing ...

Dec 12, 2025 in Computer Sciences
Tech Xplore / More brines could be mined for lithium with counterintuitive method

Lithium could be selectively extracted from "low quality" brines using a surprising mechanism discovered at the University of Michigan. The technology could help make brine lakes rich in magnesium a more sustainable source ...

Dec 12, 2025 in Engineering
Tech Xplore / Molecular fine-tuning boosts tandem solar cell efficiency to 31.4%

Perovskite-silicon tandem solar cells are considered a key technology for photovoltaics. Because of their design, they use sunlight more efficiently than conventional silicon cells. While the upper perovskite layer absorbs ...

Dec 12, 2025 in Energy & Green Tech
Tech Xplore / Organic solar cells achieve 20.02% efficiency with new giant acceptors

A research team has developed novel giant acceptors with an oxygenated linker, enabling the creation of highly efficient nonhalogenated-processed organic solar cells (OSCs), with a power conversion efficiency (PCE) of up ...

Dec 12, 2025 in Engineering
Tech Xplore / GPT‑5.2: OpenAI beefs up GPT models in AI race with Google

OpenAI released its latest artificial intelligence models on Thursday, shrugging off worries about how it will cash in on massive spending in its technology race with Google.

Dec 12, 2025 in Machine learning & AI