Three Mile Island Is at the Center of Efforts to Expand Nuclear Capacity to Meet Rising Power Demand

The Pennsylvania plant, site of the worst U.S. nuclear energy accident, is at the forefront of efforts to expand nuclear capacity to meet rising electricity demand.

Why GM’s Mary Barra Still Believes in EVs, Despite Slow Sales

Mary Barra, G.M.’s chief executive, said that the company had fixed battery-manufacturing problems and that its electric vehicles would soon be profitable.

U.S. Ramps Up Hunt for Uranium to End Reliance on Russia

Miners aim to meet a growing demand for emissions-free energy, though a failure to clean up old sites haunts the industry.

Elon Musk’s Politics May Be Pushing Some Buyers Away From Tesla

The Tesla chief executive’s polarizing statements have alienated some potential customers and may be partly responsible for a recent slump in sales.

How Electric Car Batteries Might Aid the Grid (and Win Over Drivers)

Automakers are exploring energy storage as a way to help utilities and save customers money, turning an expensive component into an industry asset.

Oil Companies Expand Offshore Drilling, Pointing to Energy Needs

Shell and others say they plan to drill for oil and gas in the Gulf of Mexico in part because doing so releases fewer greenhouse gases than drilling on land.