The latest news on alternative fuels
Congress should do away with this mandate that technology has rendered irrelevant.
Scientists found 40 microbes in giant panda feces that could make biofuel production easier and cheaper.
Why we need a "most-of-the-above" energy policy, and how American can update the way we think about oil.
Liquid salt can be used to power spacecraft.
It's much harder to build good cars than most people realize.
E. coli-produced diesel would not need to be mixed with standard fossil fuel.
China attracted the most clean energy investment in 2012.
Luxury hybrid-electric vehicle maker Fisker could default on its $192 million DOE-backed loan.
The U.S. trade surplus with China in clean energy was more than $1.6 billion.
Prices will have to come down before fuel cell cars become mainstream.