Companies will have to disclose the chemicals they use to force oil and gas out of the ground. But only after they extract them, not beforehand.

The U.S. Geological Survey says a "remarkable" increase of earthquakes in the U.S. mid-continent since 2001 is "almost certainly" the result of oil and gas production. How will these findings impact the fracking industry?

The huge shale gas deposit is a big deal for global energy markets.

How the discovery of a valuable commodity under the rolling hills of a rural Wisconsin community has pitted neighbor against neighbor.