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Energy & Green Tech

Heterojunction back contact solar cell reaches 27.09% efficiency in tests

A team of engineers at China's LONGi Central R&D Institute, working with colleagues from Shenzhen Campus of Sun Yat-sen University, reports that its heterojunction back contact (HBC) solar cell has achieved efficiencies as ...

Energy & Green Tech

Study finds misinformation about wind farms is widespread

Misinformation about wind energy—such as "turbines are harmful to health and are economically inefficient"—undermines the social acceptance of wind power. However, these statements are widespread and met with great approval. ...

Consumer & Gadgets

DeepMind researchers find LLMs can serve as effective mediators

A team of AI researchers with Google's DeepMind London group has found that certain large language models (LLMs) can serve as effective mediators between groups of people with differing viewpoints regarding a given topic. ...

Computer Sciences

Researchers develop method enabling LLMs to answer questions more concisely and accurately

Large language models (LLMs) are machine-learning models designed to understand and generate human language. State-of-the-art LLMs have demonstrated outstanding potential in open-domain question answering (ODQA), where the ...

Energy & Green Tech

'Age of Electricity' coming as fossil fuels set to peak: IEA

More than half of the world's electricity will be generated by low-emission sources before 2030 but the deployment of clean energy is "far from uniform" across the globe, the International Energy Agency said Wednesday.

Engineering

Engineers develop new method for ultra-clean biofuel combustion

In new research published in the journal Fuel, Baylor University researchers with the Cornerstone Atomization and Combustion Lab (CAC) have unveiled a pioneering method for the efficient combustion of biofuels, using a revolutionary ...

Software

Microsoft introduces new tools for hybrid learning

In honor of National Teacher Appreciation Day in the United States, Microsoft has announced the release of several learning tools designed to support both teachers and students in a hybrid in-person, online educational environment ...

Computer Sciences

Making Bitcoin more secure

A computer science engineer at Michigan State University has a word of advice for the millions of bitcoin owners who use smartphone apps to manage their cryptocurrency: don't. Or at least, be careful. Researchers from MSU ...

Computer Sciences

New machine-learning approach brings digital photos back to life

Every day, billions of photos and videos are posted to various social media applications. The problem with standard images taken by a smartphone or digital camera is that they only capture a scene from a specific point of ...

Energy & Green Tech

Closing in on state-of-the-art semiconductor solar cells

A synthetic approach that improves absorber layers in perovskite solar cells could help them achieve their full potential and draw closer to the performance of leading gallium arsenide devices.

Robotics

Untangle your hair with help from robots

With rapidly growing demands on health care systems, nurses typically spend 18 to 40 percent of their time performing direct patient care tasks, oftentimes for many patients and with little time to spare. Personal care robots ...

Energy & Green Tech

Scientists report new synapse-like phototransistor

Researchers at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) developed a breakthrough in energy-efficient phototransistors. Such devices could eventually help computers process visual information ...

Engineering

AI, captain! First autonomous ship prepares for maiden voyage

The "Mayflower 400"—the world's first intelligent ship—bobs gently in a light swell as it stops its engines in Plymouth Sound, off England's southwest coast, before self-activating a hydrophone designed to listen to whales.