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A new site helps you learn where your water comes from, and how well it's treated along the way to your tap.
Nevada renewables companies complain that without exports to California, their businesses will falter
By predicting the movement of atoms inside a battery, UC San Diego researchers hope to make batteries more efficient and faster to charge
The Interior Department announces it's reached a 10,000 megawatt public lands renewable energy goal set by President Obama.
Joshua Tree National Park plans to make it easier for people to leave their cars and see cholla cacti by removing cholla to make more room for cars.
More than nine in ten Americans think it's important that the U.S. develop more solar power capacity -- and that includes 85% of Republican voters.
The California Governor wraps up the 2012 legislative session by signing 19 renewable energy and energy efficiency bills -- and vetoing three.
Far from spending it hand over fist, the DoE has been slow to deliver some promised cash to renewable energy firms.
Candidate Romney named a couple of failed solar companies during last night's debate, but the one he lent money to as Governor went unmentioned.
Romney got one thing right in his debate mention of energy: A program of the DOE has budgeted $90 billion to spend on energy-related... stuff. That's about it.
The country's best-known natural gas tycoon increases his holdings in the California wind sector.
Of all 50 states and the District of Columbia, only Massachusetts does a better job of conserving energy than California.