Time to reconsider a once-fringe climate solution?
The Pentagon's top weaponeer says he has a radical solution that would stop global warming now.
Want to know what global warming has in store for us? Just go to Australia, where rivers are drying up, reefs are dying, and fires and floods are ravaging the continent
Comedian's rare stand-up appearance tackles religion, Obama and the gay marriage debate
More than 700 protesters arrested on a march to the Brooklyn Bridge against the nation's financial system