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Energy & Green Tech

New contact material improves efficiency and stability of perovskite solar cells

A newly developed material for the electron contact improves the efficiency of single perovskite solar cells and perovskite/silicon tandem solar cells. The new material is based on a carborane molecule. It offers several ...

Engineering

New spinning drone hides in plain sight: 'Phantom Twist' harnesses motion blur to nearly vanish in flight

By exploiting the quirks of human vision, Northwestern University engineers have designed a drone that nearly disappears before the eyes. For years, researchers have tried to design invisible drones and robots using camouflage, ...

Software

A better way to turn 2D designs into 3D models for rapid prototyping

Engineers often use vision-language models to produce new designs, such as airplane or automobile components. To simulate how those components will perform in realistic situations, they'll use tried-and-true computer-aided ...

Computer Sciences

AI-powered election forecasts reveal hidden preferences inside language models

An international research team involving the University of Bayreuth has, for the first time, analyzed the "inner workings" of AI language models when predicting political voting decisions. To do so, the researchers examined ...

Technology news

Energy & Green Tech

Driving the speed limit cuts millions in fuel costs, study finds

A nationwide study by researchers at the University of Minnesota Twin Cities reveals that adherence to posted speed limits could dramatically curb U.S. fuel consumption and greenhouse gas emissions, saving Americans billions ...