The GOP presidential hopeful has been a vocal supporter of the ethanol industry -- except when he bashes it.
Read what bin Laden had to say about global warming and Pakistan.
Watch this video for inspirational stories of family, mushroom hunting, and more.
Developing countries are poised to lead the world on clean energy investment.
Bertha, the tunneling machine drilling beneath downtown, is falling apart.
The personal met the political in Seattle's Elliott Bay.
Protesters left their kayaks behind and took to the streets to prevent workers from reaching Shell's Polar Pioneer rig, which arrived in the city last week.
A common sneaker material doesn't play well with water and oxygen -- i.e. Earth's atmosphere.
Keurig Green Mountain -- maker of throwaway coffee pods in myriad tempting flavors -- is in the middle of a sales crisis.