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Robotics

Secret trigger words could make AI-powered robots dangerous

Large language models (LLMs) like OpenAI's ChatGPT, Anthropic's Claude and Google Gemini are increasingly being used to help robots perform tasks, but what if LLMs could be exploited to turn helpful robots into harmful robots?

Engineering

Background static can carry wireless data without an actively generated radio signal

Stanford researchers recently revealed how a seemingly physics-defying wireless communication technology works. The new technology, called thermal noise communication, harnesses background static that normally is the bane ...

Electronics & Semiconductors

Single transistor design combines memory and signal processing for brain-inspired computing

As artificial intelligence moves increasingly toward edge devices, researchers are exploring electronic components that can combine memory and information processing. Memristive and synaptic devices are of particular interest ...

Engineering

Lithium ions form unexpected clusters in battery electrolytes, challenging long-held assumptions

Research by Columbia University faculty in the Arts and Sciences and the School of Engineering and Applied Science has revealed a new insight that challenges long-held assumptions about the fundamental chemistry of lithium-ion ...

Technology news

Engineering

Ultrasound creates a tube that guides matter through the air

A small stream of liquid flows quietly in midair, horizontally, as if inside an invisible tube. Nothing touches it. About 5 centimeters (2 inches) away, a cylinder lined with hundreds of tiny speakers surrounds the stream, ...

Robotics

Robot AI predicts future scenes to guide its next moves

A robot artificial intelligence (AI) system has been developed that can understand human instructions, predict what a scene will look like after an action and then carry out the task. Rather than simply translating instructions ...