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Energy & Green Tech

Ultra-thin membrane enables high-efficiency hydrogen fuel cells for transport and industry

Engineers have developed a new ultra-thin membrane that allows fuel cells to operate more efficiently at high temperatures by enabling proton transport without water, overcoming a key limitation in clean energy technologies.

Energy & Green Tech

Researchers establish minimum effective coating thickness for longer-lasting solid-state EV batteries

Sulfide-based all-solid-state batteries (ASSBs), which use a solid electrolyte instead of a liquid one, are emerging as a promising way to overcome the safety and energy-density limitations of conventional lithium-ion batteries. ...

Consumer & Gadgets

Humans are bad at making complex decisions. AI can call them out

When a list of pros and cons won't cut it, a new decision-making tool developed by Cornell researchers can use artificial intelligence to help make difficult decisions. But there's a twist: Instead of checking AI's result, ...

Computer Sciences

A single real-world data point may stop AI model collapse, analysis suggests

New work explaining the inner workings of artificial intelligence could provide a way around the threat of AI "model collapse," potentially averting growing numbers of AI hallucinations in the future.

Technology news

Computer Sciences

Blind ambition: AI agents can turn tasks into digital disasters

Computer scientists at UC Riverside have identified troubling flaws in a new generation of artificial intelligence (AI) agents designed to take over routine computer chores while users are away—sorting emails, organizing ...

Hi Tech & Innovation

Designing better quantum circuits with AI

Researchers from the group of theoretical physicist Hans Briegel have collaborated with NVIDIA to develop an AI method that automatically generates efficient quantum circuits, a key bottleneck in making quantum computers ...

Energy & Green Tech

Electricity could produce cement with almost no carbon footprint

As the world works to alter the trajectory of climate change, most attention focuses on reducing humanity's reliance on fossil fuels and lowering greenhouse gas emissions. Yet a major source of carbon dioxide (CO2) is cement ...

Robotics

Honeybees teach drones how to navigate

It sounds like science fiction, but also strangely familiar: drones buzzing around, inspecting tomatoes in greenhouses, delivering your package or inspecting an industrial site. With all the talk about drone-swarms, development ...

Electronics & Semiconductors

Leather gets a power upgrade with laser-written microsupercapacitors

Researchers have developed a simple and eco-friendly way to use a laser to turn natural leather into flexible and wearable energy devices. The new approach could lay the groundwork for more sustainable wearable electronics. ...

Engineering

Solar-powered device disinfects drinking water in under an hour

For many people living in developed nations, towns and cities take care of ensuring that residents' water is clean and safe. Municipalities have advanced filters and UV light disinfection technologies at their disposal. Some ...

Energy & Green Tech

How electric cars could help tropical cities run on solar

In tropical cities, afternoon thunderstorms can plunge entire neighborhoods into brief moments of darkness. When civil engineer Markus Schläpfer moved to Singapore a decade ago, he recognized these thunderstorms as an emerging ...

Consumer & Gadgets

Explainability is a must for older adults to trust AI, study shows

Voice-activated, conversational artificial intelligence (AI) agents must provide clear explanations for their suggestions, or older adults aren't likely to trust them. That's one of the main findings from a study by AI Caring ...

Consumer & Gadgets

Sonar on stock smartwatches leads to hand-tracking advancement

Imagine tapping your thumb and index finger together twice to skip to the next song or clicking around your laptop or desktop computer without a mouse, using discreet finger motions. New first-of-its-kind wearable technology ...

Electronics & Semiconductors

Opening the door to more efficient orbitronic devices

Electrons have three intrinsic properties: spin, charge and orbital angular momentum. Researchers have long studied how to use spin to more efficiently create an electrical current. But the field of orbitronics—which is based ...

Computer Sciences

Helping resolve quantum computers' memory problem

A major problem with quantum computers is memory, as the information they contain can be quickly lost. Quantum computers are not yet fully reliable—they are far too unstable. However, all around the world, people are trying ...