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Security

AI model edits can leak sensitive data via update 'fingerprints'

Artificial intelligence (AI) systems are now widely used by millions of people worldwide, as tools to source information or tackle specific tasks more rapidly and efficiently. Today, some of the most used are large language ...

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 ...

Consumer & Gadgets

AI chatbots provide less-accurate information to vulnerable users, study shows

Large language models (LLMs) have been championed as tools that could democratize access to information worldwide, offering knowledge in a user-friendly interface regardless of a person's background or location. However, ...

Electronics & Semiconductors

New chip-fabrication method creates 'twin' fingerprints for direct authentication

Just like each person has unique fingerprints, every CMOS chip has a distinctive "fingerprint" caused by tiny, random manufacturing variations. Engineers can leverage this unforgeable ID for authentication, to safeguard a ...

Technology news

Consumer & Gadgets

Most AI bots lack basic safety disclosures, study finds

Many people use AI chatbots to plan meals and write emails, AI-enhanced web browsers to book travel and buy tickets, and workplace AI to generate invoices and performance reports. However, a new study of the "AI agent ecosystem" ...

Machine learning & AI

OpenAI's Altman tells leaders regulation 'urgently' needed

The world urgently needs to regulate artificial intelligence, OpenAI head Sam Altman said Thursday at a summit in New Delhi to address the risks and opportunities posed by the fast-evolving technology.

Engineering

3D printing platform rapidly produces complex electric machines

A broken motor in an automated machine can bring production on a busy factory floor to a halt. If engineers can't find a replacement part, they may have to order one from a distributor hundreds of miles away, leading to costly ...

Electronics & Semiconductors

New polymer alloy could solve energy storage challenge

In the race for lighter, safer and more efficient electronics—from electric vehicles to transcontinental energy grids—one component literally holds the power: the polymer capacitor. Seen in such applications as medical ...

Consumer & Gadgets

Laughter reveals how we use AI at home

Voice assistants such as Alexa are often marketed as smart tools that streamline everyday life. But once the technology moves into people's homes, interest quickly fades. This is shown by new research in which laughter is ...

Consumer & Gadgets

People are overconfident about spotting AI faces, study finds

Most people believe they can spot AI-generated faces, but that confidence is out of date, research from UNSW Sydney and the Australian National University (ANU) has demonstrated. With AI-generated faces now almost impossible ...

Energy & Green Tech

This special solar cell system produces both electricity and heat

Researchers have developed a solar cell system that uses mirrors to concentrate solar energy. In addition to electricity, it produces heat for a plant that will capture carbon from industrial emissions. The solar cells in ...

Engineering

The giant fire tornado that could save our oceans

In the frantic hours following an offshore oil spill, emergency responders face a destructive decision: let the oil spread or ignite it. Once ignited, it creates an "in-situ" fire pool that stops the oil from spreading and ...