This Cool Animation Explains U.S. Arctic Policy In Just Two Minutes

The Arctic is warming faster than anywhere else on the planet. And as it does so, many nations — especially those with Arctic coastlines — are assessing opportunities for establishing new trade routes and tapping into the region's vast reserves of offshore oil and gas. » 4/02/14 9:20am 4/02/14 9:20am

13 Unexpected Sources of Energy that Could Save the World

If humans are going to keep living in the style to which we're accustomed, we need to find alternatives for fossil fuels. Partly that's because we need to reduce pollution — and partly because those fossil fuels are going to run out. But alternative forms of energy may look a lot weirder than you think. » 3/31/14 1:02pm 3/31/14 1:02pm

Is Earth's infrared radiation a potential energy source?

At any given moment, our planet bleeds 100 million gigawatts of infrared radiation back into space. Needless to say, converting this wasted heat to a renewable energy source would be a sure-fire game changer. Physicists from Harvard University may have just figured out how to do it. » 3/04/14 12:20pm 3/04/14 12:20pm

Judge finds solar power more cost-effective than natural gas

One of the big questions for the twenty-first century is what our biggest source of energy will be. Many are betting on natural gas, because it's cheap and plentiful. Unfortunately it emits dangerous carbon into the environment. The sustainable alternative is solar, but that was deemed too expensive — until now. » 1/08/14 12:14pm 1/08/14 12:14pm