White-tailed deer emerge from the forest edge at dawn and dusk, moving with a grace that belies their abundance in Indiana. If you bring binoculars (highly recommended), you might spot river otters ...

A dam without a spillway is a disaster waiting to happen. Learn how these vital structures control floods, balance water ...

China’s new mega-dam is set to alter the geography of Asia forever. Its impact will be felt not only in water management but also in regional politics and trade routes.