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.
El Niño events appear to have become more commonplace as the globe has warmed, a new study finds. Meanwhile, another study could make El Niños easier to predict.