SANTA BARBARA, Calif. - Cloudy conditions didn’t keep people away from attending this year's Earth Day Festival. In 1970, ...

Bright Saver, a San Francisco-based nonprofit, aims to bring the European balcony solar trend to US homes with low-cost, plug ...

The company is deploying the technology to power low-power electronics, including remotes, store shelf displays, sensors and ...

Whole-home generators are the standard solution, but startups like Pila Energy have designed a better alternative.