Ambassador C. Boyden Gray, former White House counsel to George H.W. Bush, assisted in the development of the cap-and-trade system. He talks to Robert Siegel about how the system evolved over time.
Next week President Obama will unveil his plan for the first nationwide program to control greenhouse gas emissions from the electrical power sector. States that have already started to control such emissions say it's not as hard as they thought it would be. They've ended up exceeding their goals, largely because of abundant natural gas, which burns more cleanly than coal.
The smell of frying bacon can rouse us from the deepest sleep. If you've ever wondered why, and how that works chemically, the American Chemical Society has a video for you.
The worm causes a debilitating intestinal disease called schistosomiasis. And the parasite is spreading rapidly because of an economic boom along the shores of East Africa's Lake Malawi.
Dr. Simon Lewis of the University of Leeds has discovered a vast peatland in a remote part of the Republic of Congo. The bog covers an area the size of England and is thought to contain billions of tons of peat. Scientists say that investigating the carbon-rich material could shed light on 10,000 years of environmental change in this little-studied region.
For a few hours Tuesday, cosmic storm chasers thought they'd detected a huge explosion in the Andromeda galaxy.
Names are useful. We use them to catch someone's attention, to talk about them. Do animals create names for each other like we do? Yes, turns out. Here's a crazy example, with a dastardly back story.