A deeply divided US Supreme Court restricted the Environmental Protection Agency’s authority to curb greenhouse gases from power plants.

The London Metal Exchange Index has tumbled 23% since the end of March.

The brewing tension comes as America's largest state is trying to position itself as a leader in the green energy revolution.

A metallic NATO is starting to take shape, though no-one is calling it that just yet, writes Andy Home.

LG had planned to build a plant with 11 gigawatt hours of capacity in Queen Creek, Arizona.

The man who dominates discussion about the future of transportation has gone uncharacteristically quiet at the close of a manic quarter, writes Dana Hull.

Compass is the first US-based lithium producer to partner with the battery manufacturer.