Researchers find potential solution to overheating mobile phones

Modern computer memory encodes information by switching magnetic bits within devices. Now, a ground-breaking study conducted by researchers from NUS Electrical and Computer Engineering has found a new efficient way of using ...

Niobium used as catalyst in fuel cell

Brazil is the world's largest producer of niobium and holds about 98 percent of the active reserves on the planet. This chemical element is used in metal alloys, especially high-strength steel, and in an almost unlimited ...

A stretchable stopwatch lights up human skin

Imagine a runner who doesn't need to carry a stopwatch or cell phone to check her time: She could just gaze at the glowing stopwatch display on the back of her hand. Such human-machine interfaces are no longer science fiction, ...

Will lithium-air batteries ever take flight?

Amid growing climate concerns, many governments and scientists worldwide are trying to reduce air travel's environmental impact. Electric planes are a possible solution, but better batteries are needed to power large aircraft ...

Team shows atoms can receive common communications signals

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a new type of sensor that uses atoms to receive commonly used communications signals. This atom-based receiver has the potential to ...

New coating brings lithium metal battery closer to reality

Hope has been restored for the rechargeable lithium metal battery—a potential battery powerhouse relegated for decades to the laboratory by its short life expectancy and occasional fiery demise while its rechargeable sibling, ...

page 4 from 40