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Energy & Green Tech

Water-based batteries store more energy in iodine with new electrolyte design

New chemistry developed by a UCL-led team could increase the energy capacity of aqueous (water-based) batteries—a step forward for a safer, more sustainable alternative to lithium-ion batteries.

Engineering

Hydropower study reveals energy potential in Appalachia

Small hydropower systems could generate 22.6 megawatts of electricity in a remote part of western North Carolina, enough to power 5,000 homes in an area where the rugged, heavily forested terrain limits reliable access to ...

Engineering

High-resolution bionic eye combines color imaging with more efficient motion detection

Researchers at The Hong Kong University of Science and Technology (HKUST) have developed a high-resolution bionic eye that integrates full-color imaging, an aberration-corrected field of view exceeding 160 degrees and event-driven ...

Security

Physics-inspired AI detects fake faces by analyzing color and brightness patterns

Researchers at Keele University have developed a physics-inspired AI model that achieved high accuracy in tests distinguishing genuine facial images from AI-generated or manipulated images.

Technology news

Consumer & Gadgets

Shape-shifting bioyarns weave new possibilities for wearable tech

The yarns made of seaweed, shrimp shells and gelatin concocted in the Hybrid Body Lab seemed to have serious defects. When exposed to water, the seaweed yarn swelled, the shrimp-shell yarn elongated in acidic conditions and ...

Engineering

Electric fields can change how semiconductors dissipate heat

As electronic devices become smaller and more powerful, keeping them from overheating is an increasingly difficult engineering challenge. Now, Cornell researchers have developed a computational method, backed by the first ...

Energy & Green Tech

Radio waves pave the way for better wireless EV charging

Imagine parking your electric vehicle (EV) and charging it without plugging in a cable. Wireless charging makes this possible, but efficient charging requires precise alignment between the vehicle's receiver coil and the ...

Engineering

Study links cement particle shape and construction costs

Engineers at the University of Illinois Urbana-Champaign have developed a low-cost test that could help the construction industry save money. The new technique uses a $500 microscope-based framework to measure cement particle ...