Autoplay: ON Autoplay: OFF
CNET News Video
Companies go for green with energy alternativesReporting from Silicon Valley, CNET News.com's Neha Tiwari talks with representatives of start-up companies PowerBeam and Solexant. PowerBeam offers laser technology as an electricity option, while Solexant works on optimized solar-cell innovations. \r\n
Transcription not available for Companies go for green with energy alternatives.