Form Energy plant on former W. Va. steel site would scale up novel approach to make batteries that can store intermittent energy longer, firm says, promising to "build strong relationships" with labor unions during construction.

Plan calls for construction of a desalination plant on the Sea of Cortez in Mexico and a 200-mile pipeline to transport water to a reservoir west of Phoenix.

Largest allocation is $100M for the upgrade and expansion of a border station in Arizona.

A federal appeals court said FERC exceeded its authority by approving the 50-year renewal of the dam's license. 

Six private renewable energy developers have signed 20-year power-purchase agreements with South Africa's state-owned utility Eskom for 13 solar photovoltaic projects across the country.

The passenger rail route between Boston and Washington D.C. is the busiest in the U.S. and continues to grow in ridership.

The solar energy equipment manufacturer has not yet selected a location for its planned 10-GW plant.

The grants went to projects in 12 states. U.S. DOT says it received applications totaling more than $10 billion, far more than the approximately $300 million it had available.

UPDATE: Interim chair of key federal regulator of energy, power infrastructure is named Jan. 3, but agency still has a 2-2 partisan split that could hamper project decisions until new Senate hearings confirm a permanent leader.

Failure of the 52-ft-tall Radisson Blu hotel lobby tank released 26,000 gallons of seawater, which killed most of its 1,500 tropical fish, but with just minor injuries to two people.