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Engineering

Stabilized iron catalyst could replace platinum in hydrogen fuel cells

Japan and California have embraced hydrogen fuel-cell technologies, a form of renewable energy that can be used in vehicles and for supplying clean energy to manufacturing sectors. But the technology remains expensive due ...

Engineering

Interface engineering lifts perovskite solar cell performance to 26.19% efficiency

Researchers from the Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT) of the Chinese Academy of Sciences, in collaboration with international partners, have engineered a thin two-dimensional perovskite phase ...

Robotics

AI-powered companionship: Harnessing music and empathetic speech in robots to combat loneliness

Loneliness has a critical impact on the mental health of citizens, particularly among the elderly. Robots capable of perceiving and responding to human emotions can serve as heart-warming companions to help lift the spirits. ...

Software

Decoding the shadows: Vehicle recognition software uncovers unusual traffic behavior

Researchers at the Department of Energy's Oak Ridge National Laboratory have developed a deep learning algorithm that analyzes drone, camera, and sensor data to reveal unusual vehicle patterns that may indicate illicit activity, ...

Technology news

Energy & Green Tech

Electric eel biology inspires powerful gel battery

Power sources used in devices found in or around biological tissue must be flexible and nontoxic, while still powerful enough to support demanding technologies such as medical devices or soft robotics. To achieve this balance, ...

Energy & Green Tech

Powering AI from space, at scale, with a passive tether design

Penn Engineers have developed a novel design for solar-powered data centers that will orbit Earth and could realistically scale to meet the growing demand for AI computing while reducing the environmental impact of data centers.