Solarimpulse.com reports, “The Boeing 747 landed at Moffett Airfield in San Francisco at 1:13 PM (UTC-8) on Thursday 21 February. HB-SIA was immediately unloaded and, in the coming days reassembly will begin.” Almost immediately, crews will assemble and test fly the already intercontinental solar-powered aircraft in preparation for a flight from the Bay Area to the East Coast. Having conquered the gap between Europe and Africa on its trip to Rabat, Morocco and on to Quarzazate, HB-SIA braved turbulence and gusting that caused it to turn back on its initial foray into the desert. Its final arrival at a gigantic solar energy plant in Morocco’s interior was a symbol of what clean energy can accomplish and a tribute to Solar …