By Chris Francescani (Reuters) - A massive storm front swept north through the central United States on Sunday, hammering the region with fist-sized hail, blinding rain and tornadoes, including a half-mile wide twister that struck near Oklahoma City. News reports said at least one person had died. By 9:30 p.m. Central Standard Time, more than two dozen tornadoes had been spotted in parts of Iowa, Oklahoma, Kansas and Illinois, according to the National Oceanic and Atmospheric Administration and local news reports. ...

By Nichola Groom LOS ANGELES (Reuters) - In October 2004, then California Governor Arnold Schwarzenegger rolled up to a pioneering fueling station at Los Angeles International Airport in a hydrogen-powered metallic blue Hummer loaned to him by General Motors Corp. The "California Hydrogen Highway," Schwarzenegger's vision to ensure that every Californian would have access to a hydrogen fueling station by the end of 2010, called for the state to spend more than $50 million to help deploy up to 100 hydrogen fuel stations that would serve 2,000 fuel cell vehicles. ...

By Ernest Scheyder WATFORD CITY, North Dakota (Reuters) - In towns across North Dakota, the wellhead of the North American energy boom, the locals have taken to quoting the adage: "Whiskey is for drinking, and water is for fighting." It's not that they lack water, like Texas and California. They are swimming in it, and it is free for the taking. Yet as the state's Bakken shale fields have grown, so has the fight over who has the right to tap into the multimillion-dollar market to supply water to the energy sector. North Dakota now accounts for over 10 percent of U.S. ...