‘Doomsday Clock’ closer than ever to midnight

Earth is moving closer to destruction, a science-oriented advocacy group said Tuesday as it advanced its famous "Doomsday Clock" to 89 seconds till midnight, the closest it has ever been.

Jimmy Carter: The first ‘green’ president

Former President Jimmy Carter will be widely remembered as a champion of conservation, but perhaps fewer know just how much he did to preserve his home state of Georgia and beyond.