Energy

Energy security may come not from new oil wells or wind turbines, but from improved efficiency.

The fracking debate needs to be based on sound science and shared information.

New oil and gas industry-funded study embellishes — and tells only half the story.

Improved building codes could save homeowners 20 percent on their energy bills.

For those living near fracking operations, the benefits do not outweigh the costs.

Water splitting technique could produce hydrogen fuel.

Is the U.S. primed for another massive blackout?

Will the Keystone XL pipeline create many jobs?

Can efficiency solve the U.S. energy crisis?

Americans produced a record amount of solar and wind energy in 2012, and will likely continue doing so this year with government tax incentives and technological advancements in renewable energy.

This eco-friendly cement actually has origins in Ancient Egyptian pyramids and Ancient Rome.

Making small adjustments can improve an entire system's state.

For fracking debates to have meaning, the public must know its terms.

The solar-powered aircraft finished its historic cross-country flight with absolutely zero fuel, though it had to land early due to a ripped wing.

Solar Impulse's coast-to-coast journey began in early May in California.