Energy

Peabody Coal, one of the largest coal producers in the world, is teetering on the edge of bankruptcy. It would be the latest in a string of major coal companies going under. But drive through Wyoming's Powder River Basin, where 40 percent of U.S. coal is mined, and it's as if nothing has changed, even at sites owned by bankrupt companies.

The committee created to oversee the shutdown of Duke Energy's coal ash ponds has been disbanded.

Students come from all over the world to study petroleum engineering in southern Ohio and Marietta College. In the past nearly every graduate had a good job. Not any more.

In countries like Bangladesh and Egypt, they tried it. And they didn't like it. South Africa, on the other hand, is thinking about it.

Since Nevada regulators began phasing out incentives, the solar power business has been in turmoil and many workers have been laid off. Now some worry what happened there will spread to other states.

Methane leaks are bad news. We'll fly over a South Texas oilfield with a leak detection crew and witness — with the aid of an infrared camera — how much methane gushes into the atmosphere.

Five years after meltdowns at the Fukushima Dai-ichi nuclear power plant in Japan, progress has been made, but there's still plenty to do.