No other means of storing energy may be able to reach the scale required to run Germany on solar and wind power.
A California jail offers a glimpse of the economic and environmental benefits of locally generated energy.
Infrared emissions above the epicenter increased dramatically in the days before the devastating earthquake in Japan, say scientists.
Humans may be wired to respond more to immediate issues like fracking than longer term ones like global warming.
Japan is desperately trying to replace its nuclear-power capacity with renewables. It still has a long way to go.
In a Q&A, Julie Larson-Green explains why Microsoft felt it was necessary to rethink an operating system used by 1.2 billion people.
Online versions of college courses are attracting hundreds of thousands of students, millions of dollars in funding, and accolades from university administrators. Is this a fad, or is higher education about to get the overhaul it needs?
The electric vehicle battery maker edges closer to bankruptcy.
General Atomics has applied for DOE funds to commercialize a nuclear reactor that could lower electricity costs by 40 percent.