Hi Tech & Innovation news

Engineering

Helmholtz resonance powers miniature boats and ultrasonic flying robots

When air is blown across the neck of a bottle, it doesn't just produce a pleasant tone: it also demonstrates a phenomenon called Helmholtz resonance. This occurs when airflow passing across an opening causes air trapped inside ...

Energy & Green Tech

Hybrid energy system: One roof for electricity, heating and cooling

Photovoltaic panels generate electricity, solar thermal collectors provide heat, while cooling is usually supplied by air conditioning systems that themselves consume electricity. As a result, buildings require different ...

Telecom

AI gives tomorrow's wireless networks a clearer voice

Anyone who has struggled through a poor phone call knows the frustration of missing half a conversation. Now researchers at Queen Mary University of London, led by Paul Anthony Haigh, have developed an artificial intelligence ...

Engineering

Three holographic layers steer red, green and blue light for brighter AR displays

Researchers have developed a full-color near-eye display that uses three stacked holographic gratings, each engineered to direct red, green or blue light. The new design could help advance compact, energy-efficient augmented ...

Hi Tech & Innovation

When human knowledge has been exhausted, where will AI get its data?

As AI-powered large language models, or LLMs, grow in power and sophistication, where will their architects turn when someday—as experts predict—algorithms outgrow the limits of general human knowledge and begin craving information ...

Hi Tech & Innovation

AI-powered system can predict how modern house fires behave

A team of researchers is harnessing artificial intelligence (AI), data science and advanced mathematics to better predict how fires behave in modern homes, work that could ultimately help save lives during emergencies.

Electronics & Semiconductors

Innovative design unlocks resilient semiconductor materials

Semiconductors such as silicon are the cornerstone of today's essential technologies, but the variety of materials available to power devices is limited. While metal oxides are durable, only a small subset are semiconducting ...

Energy & Green Tech

ZiaCore microreactor successfully achieves criticality

The emerging technology of advanced nuclear microreactors offers solutions to many modern energy challenges. The ZiaCore design, a low-enriched uranium dioxide-fueled microreactor developed by Los Alamos National Laboratory, ...

Consumer & Gadgets

Prototype glasses can turn infrared into color vision

The human eye, as good as it is, misses out on so much of the world because it is limited in what it can perceive. It can't see X-rays, ultraviolet rays or infrared light. While X-ray goggles are still the stuff of science ...

Engineering

Underground acoustic signals reveal hidden tunnels

For decades, engineers have searched for underground tunnels by sending signals from the surface downward—an approach that can miss what lies below. By reversing that approach, researchers at the Department of Energy's (DOE) ...

Engineering

New technology for smarter indirect Time-of-Flight cameras

Researchers from Kyushu University and DENSO IT Laboratory, Inc. have developed a new method to improve the accuracy of indirect Time-of-Flight (I-ToF) cameras. The technology considers the practical limitations of real-world ...

Robotics

Pea-size liquid-metal pump runs robot butterfly on under 0.1 V

Engineers have invented an ingenious liquid-metal pump that could make future soft robotics and wearable devices much more portable and agile. The innovation, led by the University of Bristol and published in the journal ...

Energy & Green Tech

The fountain of youth for lithium batteries

Open the battery health tab on your phone, and chances are pretty high that you'll be disappointed. And the amount of time squeezed from a full charge only decreases from there. That depreciation might seem unstoppable. But ...