The third major series in the "Civilisation" strand looks at huge change in Rome, Egypt, Japan and the lost world of the ...

A new, three-part National Geographic series called Guns, Germs and Steel debuts Monday night on PBS. Based on the Pulitzer Prize-winning book by Jared Diamond, the presentation looks at why some ...

From the tenth to the fifteenth centuries the earth experienced a rise in surface temperature that changed climate worldwide-a preview of today's global warming. In some areas, including Western ...

A new study shows how a long river drought triggered a metamorphosis of Harappan civilization, reshaping settlements as ...