A new video recolours "Man of Steel" into "a Superman movie that looks like Superman!"
The experimental LightSail spacecraft has lost communication with Earth due to a software glitch. So far, attempts to initiate a reboot have been unsuccessful.
The Planetary Society gets ready to launch its LightSail -- which travels via photon bombardment -- with the help of a Kickstarter campaign.
In a demonstration project, San Francisco unveiled three installations of an off-the-grid solar-powered charging station, allowing electric vehicle owners to pull up and charge for free.
That boomerang-shaped aircraft you see -- eventually -- will be flying high to bring the Web down to earth where Internet access is hard to come by.
Dyesol solar panels incorporated into steel girders through research partnership.
The X-37B -- undertaking its fourth mission -- shared its rocket ride back to space with an experimental LightSail spacecraft provided by the Bill Nye-backed Planetary Society.
Using an exotic form of carbon called graphene, researchers print antennas on paper and other materials with a process that could bring network links to many cheap devices.
Right now 87 percent of Apple's global operations run on renewable energy. But its goal is 100 percent and converting China manufacturers will be key to getting there.
The Powerwall battery back-up system, introduced by Tesla Motors, can store electricity generated by solar panels or taken from the grid during off-peak hours, then power appliances and devices in a home.