The U.S. is importing less oil, and that will continue into next year. The Energy Information Administration expects the lowest oil import levels in 25 years.

The biggest barrier to renewable energy such as solar and wind is storing the electricity it generates. In a university laboratory, a scientist painstakingly re-imagines the battery.

A tax credit expires at the end of December. To earn it, wind farm operators have to have their turbines up, running and plugged in.

Marketplace sustainability reporter Scott Tong shares his predictions on what's next for the United States when it comes to energy, fracking and climate change.

The International Energy Agency says coal will overtake oil and become the number one fuel within a decade unless government policies change.

Exports to most countries have long been barred by federal law. As the Department of Energy considers several requests for export licenses, a study says exporting our glut of natural gas would benefit the economy.

A new government report says that the U.S. should export more of its natural gas to boost the economy, but is there enough demand overseas and how will exportation affect prices at home?

Voters in the Windy City to decide whether City Hall can negotiate for cheaper electricity rates.

Every fracking well requires miles of pipe. The result is new investment in Ohio steel mills — which also benefit from cheap natural gas for fuel.

Ads target swing states of Ohio and Virginia.