As emergency crews search for the dead in Lac-Mégantic, environmental officials are confronted with a 60-mile slick of crude on the Chaudière River.
Two years after the Fukushima meltdown, Japan's government is moving toward allowing nuclear reactors to restart. Never mind that many Japanese citizens think that's a terrible idea.
Drillers pump 600 tons of air pollution over Colorado every day, and three-quarters of the state's air pollution enforcement cases are linked to drilling.
The Solar Impulse landed in New York late Saturday, finishing a historic, 3,500-mile stop-and-start journey across the U.S.
The deadly accident in Lac-Megantic has some people arguing that pipelines are safer than rail for transporting oil. The argument misses the point.
Stella is a solar-powered prototype car with a range of 270 miles, room for four plus luggage -- and a steering wheel that swells and shrinks.
In the Thames Estuary, 175 turbines are providing enough electricity to power nearly 500,000 homes.
American farmers can now start growing humongous 20-foot-tall grasses to produce biofuel under a federal clean energy program.
Pepsi still contains caramel coloring that has been shown to cause cancer in rats, more than a year after it promised a national phaseout.
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