SunPower wants to employ panel-cleaning 'bots

If robots can keep solar panels facing the sun for less cost then traditional methods – as the company Qbotix claims with its novel tracking system – it only makes sense that a similar technology be put to use to keep the panels clean.

US Navy preps massive solar project

SunPower broke ground this month on a big solar installation at the Naval Air Weapons Station China Lake in California. 

SunPower, Navy hook up in the desert

Two trends – the embrace of renewables by the U.S. military and the growth of large solar installations in the desert Southwest – will come together over the next year in California.