The search company wants to make it easier for people to decide if they want to "go solar" and add the technology to the roofs of their homes.
The research unit's "focus on real atoms, not bits" is expanding to include the startup's work on tethered flying wings that are designed to generate 600 kilowatts of power.
Amazon isn't the only tech giant experimenting with drones. Google has unveiled Project Wing, which is focusing its efforts on disaster relief, at least for now.
Startup Makani Power has nearly completed testing on a 30-kilowatt prototype wind turbine designed to capture high-altitude winds either onshore or offshore.
The cutting-edge balloons that Google built for its Wi-Fi broadcasting will be able to travel around the world three times, or for 100 days.
The hulking but hush-hush project, "personally directed" by co-founder Sergey Brin, is going to be a showroom for Google's special projects and products, according to CBS' San Francisco affiliate.
When it comes to figuring out how to keep Project Loon's Internet-broadcasting balloons from popping in the stratosphere, it all comes down to vast amounts of data.
Google knows more about you than ever before, and you like it that way. How did the popular yet controversial company convince you of its trustworthiness?
A regulatory filing shows that the Web giant has acquired 16 companies so far this year for a colossal sum of $1.31 billion.
The search giant wants to give everyone on earth Internet access, and it has a high-flying idea for how to accomplish it.