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Computer Sciences

AI agents have their own social network: Moltbook study tracks topics and toxicity

The use of artificial intelligence (AI) agents, systems that learn to make predictions, generate content or tackle other tasks by analyzing large amounts of data, is becoming increasingly widespread. Some of these systems ...

Hardware

Researchers pioneer next-generation AI semiconductors with 'thermal constraining' technique

A research team led by Professor Taesung Kim from the School of Mechanical Engineering at Sungkyunkwan University has developed a technology that precisely controls the internal structure of semiconductors using heat, much ...

Engineering

Mixing generative AI with physics to create personal items that work in the real world

Ever had an idea for something that looked cool, but wouldn't work well in practice? When it comes to designing things like decor and personal accessories, generative artificial intelligence (genAI) models can relate. They ...

Engineering

Engineers discover new physics principle to break sound absorption barriers in ventilated spaces

In everyday life, designing spaces that both let air flow and absorb sound can be a tricky balancing act. Usually, materials that allow air to pass through—like vents—also let sound escape, making it hard to reduce noise ...

Technology news

Consumer & Gadgets

How eyes affect our perception of a humanoid robot's mind

Eyes are said to be the mirror of the soul. Eyes and gaze direction guide attention, evoke emotions and activate the brain's social perception mechanisms. Researchers at Tampere University and the University of Bremen conducted ...

Energy & Green Tech

The next frontier in clean flight? Jet fuel from city waste

Aviation currently contributes about 2.5% of total global carbon emissions, and with air travel demand expected to double by 2040, cutting those emissions has become a pressing priority. One path forward is sustainable aviation ...

Engineering

Morphing 3D-printed structures from flat to curved—in space

Because it's costly and cumbersome to transport large structures such as satellite dishes into space, aerospace Ph.D. student Ivan Wu and his advisor, Jeff Baur, at The Grainger College of Engineering, University of Illinois ...

Computer Sciences

Mind readers: How large language models encode theory-of-mind

Imagine you're watching a movie, in which a character puts a chocolate bar in a box, closes the box and leaves the room. Another person, also in the room, moves the bar from a box to a desk drawer. You, as an observer, know ...

Engineering

Spray 3D concrete printing simulator boosts strength and design

Concrete 3D printing reduces both time and cost by eliminating traditional formwork, the temporary mold for casting. Yet most of today's systems rely on extrusion-based methods, which deposit material very close to a nozzle ...

Security

AI agents open door to new hacking threats

Cybersecurity experts are warning that artificial intelligence agents, widely considered the next frontier in the generative AI revolution, could wind up getting hijacked and doing the dirty work for hackers.

Hi Tech & Innovation

Fractal-based metamaterial improves sound fields in car cabins

Car enthusiasts will pay hundreds of dollars for stereo systems that will improve the sound quality in their cars. However, the inherent directionality of speakers and complex shapes of car cabins can exacerbate sound disparities ...

Computer Sciences

AI evaluates texts without bias—until the source is revealed

Large language models (LLMs) are increasingly used not only to generate content but also to evaluate it. They are asked to grade essays, moderate social media content, summarize reports, screen job applications and much more.

Consumer & Gadgets

Sweat-powered sticker turns your drinking cup into a health sensor

A team of engineers at the University of California San Diego has developed an electronic sticker that can monitor a person's vitamin C levels using the sweat from their fingertips—no blood draws, lab visits or batteries ...