The Environmental Protection Agency was sued on Monday for canceling $7 billion in "Solar for All" grants to help low-income ...

Danish solar tech innovator Green Energy Group is running a pilot with DHL Freight Sweden to test its solar systems on trucks powered by alternative fuels.

Before this year, U.S. health officials recommended annual boosters for all Americans ages 6 months and older.

The midterm elections might be a year away, but the fight for control of the U.S. House is underway in California.