To learn more about global water wars, watch Parched. Beijing is sinking. In some neighborhoods, the ground is giving way at a rate of four inches a year as water in the giant aquifer below it is ...

This story appears in the March 2012 issue of National Geographic magazine ... He poured several ounces of water into the dish and began to rub the horn in a circular motion on the bottom.

and humpback whales break the water's surface? Now you can! Experience the wonder of Antarctica aboard a National Geographic-Lindblad Expeditions cruise alongside a diverse team of experts eager ...