Multiple spacecraft and rovers have now detected what appears to be an extensive network of ancient river channels hidden beneath the Martian surface, buried under layers of lava and sediment that ...

Researchers have confirmed a subglacial river system channeling water more than 1,500 feet beneath the Antarctic ice sheet, where episodic surges flush into the ocean cavity under the Ross Ice Shelf.

Satellite data shows rivers rise and fall less than expected while revealing hidden riverbed shapes and new clues about Earth’s water cycle.

The U.S. Army Corps of Engineers and U.S. Bureau of Reclamation are withdrawing from their plan to prepare a supplemental environmental impact statement for the Columbia River system. The withdrawal ...

In the summers, the sky is jet black when Raul Cruz arrives at this Imperial Valley sugarcane field to start his day. He chops, cleans and bundles the crop, taking heed as the sun rises. It's hard ...