Jim Ryan
Stars test the waters with hydrogen cars

Oscar-winning writer and director Paul Haggis owns four Toyota Priuses and is high on the waiting list to buy a $100,000 Tesla electric roadster. But when he heard about the new Honda FCX Clarity, a hydrogen-powered car that gets 270 miles on a tank and emits nothing but water, he was desperate to drive it. "I want one. I want one," he said of the Clarity, later dispatching his agent to hunt for the not-yet-available vehicle. A step ahead of Haggis was Joely Fisher, star of Fox's " 'Til Death" TV show. She arranged for BMW to lend her a sleek metallic blue Hydrogen 7 Series -- one of just 20 such experimental sedans in the country. Never mind that it gets...