Projects using low cost lithium-ion batteries are booming, transforming how energy is stored across the U.S.

Tesla will deliver the first Model X cars to customers a day before the quarter ends.

The thirteen-year-old smart grid player is looking to grow beyond its utility roots.

Cheap fuel prices this summer mean U.S. roads and airports will be jammed. Avoid the crush!

The Piper Jaffray analyst says an Apple car is “closer to 10 years away than 5 years,” yet a bright long-term prospect for the company.

Quick charge cell phones are becoming a must-have. Will a startup’s new tech take over the market?

An endorsement by the influential Winfrey could go a long way to helping Tesla move into the mainstream.

The first Model X cars seem to be on track, as the company’s early customers can now pick fun details like the paint color and wheel size.