Dozens of companies and academic groups are pitching the same theory: that sinking rocks, nutrients, crop waste or seaweed in ...

A new desalination technology is undergoing testing in Southern California. Water managers hope it will offer an ...

Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

California water agencies are working with a company on a new desalination technology, testing a system that eventually could ...