"DUBAI -- Two pilots attempting the first flight around the world in a solar-powered plane began the maiden leg of their voyage on Monday, the mission's official website said."

"A train carrying oil derailed in Ontario, the company that owns the train said Saturday, which sparked a fire but no casualties."

"Three years ago, the nation’s top utility executives gathered at a Colorado resort to hear warnings about a grave new threat to operators of America’s electric grid: not superstorms or cyberattacks, but rooftop solar panels."

"In a world awash in crude, oil producers and traders are facing a billion-barrel conundrum: where to put it all."

"Maryland Attorney General Brian Frosh became the latest voice to oppose the proposed merger between Baltimore Gas and Electric parent Exelon Corp. and Pepco Holdings."

"Deepwater Wind LLC received $290 million in financing that will allow it to begin building its Block Island offshore wind project in Rhode Island, the first one in the U.S."

"A dozen wells used to pump oil and gas in California's Central Valley have been ordered to stop production to protect underground drinking water from contamination, officials said Tuesday."

"The Senate on Wednesday failed to override President Obama’s veto of a bill that would have approved construction of the controversial Keystone XL oil pipeline."

"Pro-ethanol group Fuels America has signed with a pair of high-profile lobbyists from both parties as part of its effort to defend the federal ethanol blending mandate."

"Oklahoma's state scientists have suspected for years that oil and gas operations in the state were causing a swarm of earthquakes, but in public they rejected such a connection."