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Engineering

Perovskite solar cells reach 26.61% certified efficiency with cesium-doping strategy

Solar cells, devices that convert sunlight into electricity, are now widely used in many countries. While most existing solar cells are based on silicon, energy engineers have been working on other devices made of so-called ...

Machine learning & AI

Unpredictable AGI may resist full control, making diverse AI safer

Public concern about AI safety has grown significantly in recent years. As AI systems become more powerful, a key question is how we make sure they do what we actually want. Now, researchers suggest that rather than trying ...

Hi Tech & Innovation

This AI mines the numbers buried in scientific papers and turns them into usable data fast

Numbers are the language of science—yet in research articles, they are often buried within the text and difficult to analyze. Researchers at Jülich have developed an AI system that automatically identifies these numbers, ...

Robotics

Simple robots inspired by ants collectively build and excavate

When it comes to teamwork, we could all learn something from ants. These relatively simple, small-brained animals are famous for their ability to collectively build massive, intricate, climate-controlled structures, despite ...

Technology news

Security

Making AI safer for victims of intimate partner violence

Conversational AI tools denied blunt requests for harmful content by researchers posing as intimate partner abusers, but these guardrails were easily circumvented when they requested the content under false pretenses, a new ...

Consumer & Gadgets

AI tools to help vision-impaired are good, but could be better

Artificial intelligence is touching nearly every aspect of life—including assistive technology for blind and low-vision (BLV) individuals. And just like in other arenas, the AI used to assist BLV people is good—but far from ...