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Nanowire electrodes could improve the performance of electric vehicles.
A metal pad that can recharge devices placed on top of it has come to market.
A new device offers a pixel layout that saves battery life and presents a sharper picture.
Big batteries will fight blackouts and could make renewable power economically viable.
Saving power in mobile devices.
A new machine that makes nanostructured fibers could turn soldiers’ uniforms into power supplies.
A new battery-gauge chip could make mobile phones more reliable and help them last longer on a single charge.
GM plans to develop batteries with A123 Systems for its new electric vehicle.
A new paperlike material could lead to novel types of light and flexible materials.