PowerMax minds your personal usage pattern and keeps your phone's big energy drainers in check.
A brazen marketing campaign that preys on the vulnerable, battery-depleted masses could give them a charge.
The new unit offers route planning based on energy consumption, driving style and available charging stations.
The company's biggest real-world test to date opened in Denmark.
The rollerball pen dispenses conductive silver ink, enabling electrical circuits to be drawn directly on paper and other surfaces.
ClimaWare jackets have small metal plates and rechargeable batteries that let you control your level of comfort.
The new concept could make refueling electric car batteries as quick and easy as pumping gas into a conventional car.
Soon, you may not need a phone charger at all.
A device that fits on the end of your thumb can generate five to ten times the power of similar devices.
Solar panels, wind turbines, batteries and diesel-thermal generators power this ship.