Tech Xplore news

Tech Xplore / Like humans, ChatGPT favors examples and 'memories,' not rules, to generate language

A new study led by researchers at the University of Oxford and the Allen Institute for AI (Ai2) has found that large language models (LLMs)—the AI systems behind chatbots like ChatGPT—generalize language patterns in a ...

May 12, 2025 in Machine learning & AI
Tech Xplore / Tiny device processes hand movement in real time, storing visual memories with brain-like efficiency

Engineers at RMIT University have invented a small "neuromorphic" device that detects hand movement, stores memories and processes information like a human brain, without the need for an external computer.

Tech Xplore / 'Countersnapping' structures shrink when pulled

When you pull something—like a rubber band—you expect it to get longer. But what if it did the opposite? What if it suddenly shrank instead? In a study published in Proceedings of the National Academy of Sciences, researchers ...

May 12, 2025 in Engineering
Tech Xplore / Tapping a new toolbox, engineers buck tradition in high-performing heat exchanger

By combining topology optimization and additive manufacturing, a team of University of Wisconsin–Madison engineers created a twisty high-temperature heat exchanger that outperformed a traditional straight channel design ...

May 12, 2025 in Engineering
Tech Xplore / AI tools may be weakening the quality of published research, study warns

Artificial intelligence could be affecting the scientific rigor of new research, according to a study from the University of Surrey.

May 12, 2025 in Machine learning & AI
Tech Xplore / Design strategy can mitigate internal cracks in next-generation cathode materials

A research team, led by Professor Hyeon Jeong Lee from the Department of Materials Science and Engineering at UNIST, has identified the root causes of internal cracking in single-crystal lithium nickel manganese oxide (LNMO) ...

May 12, 2025 in Engineering
Tech Xplore / Key units in AI models mirror human brain's language system

EPFL researchers have discovered key "units" in large AI models that seem to be important for language, mirroring the brain's language system. When these specific units were turned off, the models got much worse at language ...

May 12, 2025 in Machine learning & AI
Tech Xplore / Sustainable method produces high-purity material for use in green hydrogen production

A group of researchers affiliated with the Center for Innovation in New Energies (CINE) has developed a method for purifying materials that is simple, economical and has a low environmental impact. The scientists have managed ...

May 12, 2025 in Energy & Green Tech
Tech Xplore / Facebook reaps significant economic benefits from content provided by news providers, study finds

When it comes to Facebook, news matters—not the fake stuff but the real kind generated by working journalists.

May 12, 2025 in Consumer & Gadgets
Tech Xplore / AI model analyzes social media posts to detect signs of depression

Social media is a sounding board of sorts in today's world. It's a place where people go to share their thoughts, opinions and feelings—and to test the reactions of others, too. In return, they receive feedback, often in ...

May 12, 2025 in Consumer & Gadgets
Tech Xplore / Self-healing coating lets Nd-Fe-B magnets resist saltwater, ice and mechanical damage

Since their discovery thousands of years ago, magnets have fascinated humankind with their unique properties. Even today, scientists are studying and finding new applications for these materials.

May 12, 2025 in Engineering
Tech Xplore / Software coders hate in-person interruptions, but physiological stress measures tell a different story

It's an intimidating prospect to interrupt a software engineer who has achieved a flow state—someone who is completely focused and absorbed in the task at hand. Like anyone, it takes time for coders to reengage in their ...

May 12, 2025 in Computer Sciences