It started with a reporter's question: Are you driving a hybrid yet? For a geologist who wants both to save the world and to save money, it was time to decide.

Been reading about oil speculation and "short-selling" but confused by the jargon? We explain it all for you.

The U.S. House of Representatives passed a continuing resolution Wednesday that opts not to extend a long-existing ban on drilling on the outer continental shelf.

DOE says Hurricane Ike’s damage to Gulf Coast oil industries was not as bad as authorities had feared.

After flooding Galveston, Ike's "dirty side" veered east of Houston. Officials are still assessing damages and loss of life in the region.

The Solar Taxi may look unimpressive, but it has already motored more than halfway around the world — powered only by the sun.