After getting slammed last summer, ethanol producers are hoping to catch a break -- but their fate is far from settled.
Homes ripped apart by Sandy are proving to be magnets for bargain hunters -- but not everyone is getting a good deal.
3D printing could slash the carbon footprint of manufacturing and provide nifty solutions for a disaster-prone world.
If only a fraction of predicted global warming happens, the East Coast could be in for a rough century.
Waxman and several other Democratic lawmakers are grinding out bills that would make polluters pay for their greenhouse gas emissions.
Two years after Fukushima, some U.S. nuclear power plants are still having meltdown scares.
New research takes the deepest dive ever into historic climate records -- and comes up still blaming humans for recent warming.
A California company says its new tool can help plug methane leaks. But the proof will be in the fracked pudding.
International security experts explain how low rainfall can evolve into violent conflict.