The Sierra Club’s executive director, Michael Brune, revealed that from 2007 to 2010 the environmental group took more than $26 million of donations from people and companies connected to the natural gas industry.

The Obama administration is moving forward with offshore wind development.

Warming oceans are encouraging the growth of coral … for now.

An MIT scientist used grass clippings to help power a new solar panel. It’s not very efficient though.

On bear bile farms in China, bears choose to stop eating and die rather than continue living in the farms’ conditions.