This story appears in the December 2009 issue of National Geographic magazine. It took humans thousands ... “hot Saturn” 260 light-years from Earth, whirling around its parent star so rapidly ...

So-called modern progress has depended on exploiting the Earth’s resources as if they had no end. We’ve lost touch with the ancient wisdom that we are partners with Earth and all life on it. Now is ...

Earth has been through this before. Not the same planetary fever exactly; it was a different world the last time, around 56 million years ago. The Atlantic Ocean had not fully opened, and animals ...