A cow in North Dakota rubbed up against a tank valve, probably while scratching an itch, and triggered a spill of natural gas condensate.
Leaders around the globe are glad to see the U.S. finally taking global warming seriously. This could lay the groundwork for a new international climate deal next year.
GOP politicians are using a new tactic as they fight climate action: playing dumb.
Beyond Petroleum? Not anymore. These two oil giants plan to stay oil giants, with emphasis on the oil.
Three proposed fossil fuel projects aim to boost coal and oil exports out of the Pacific Northwest, which would raise the risk of oil spills.
China wants to build a high-speed rail network that could ferry passengers from the U.S. to Beijing in two days, and onward from there.
Fracking opponents are seizing on news that California shale deposits may contain 96 percent less recoverable oil than previously estimated.
Steyer's super PAC plans to spend $100 million on races in Colorado, Florida, Iowa, Maine, Michigan, New Hampshire, and Pennsylvania.
Narendra Modi is conservative, but he's making clean electricity generation his top energy priority.