A conceptual photograph of Rezence, a next-generation wireless charging technology that uses magnetic resonance to transfer energy.

Within grasp: A world without (charging) wires

Cars, medical devices, industrial machines, and oh yes, your phone—the tech industry is hard at work developing ways to cut the cord. Standing in its way: physics and a nasty war over standards.

Energy Saving Lamp And Light Bulbs

How easy is it being green?

A survey conducted by Fortune and Time looks at what people in six countries think about their energy consumption—and what it means for business, too.