California should pursue less expensive alternatives that would safeguard our main water supply system without causing great ...

On Earth, in contrast, nearly every river of similar size has a delta ... may also play an equally large role in preventing delta formation. And missing deltas aren't the only mystery raised ...

A rock containing many smaller round stones could indicate that there was once a large amount of liquid water on the Red Planet.

What processes could be responsible for Saturn’s largest moon, Titan, lacking river deltas as seen on Earth ... to ascertain a better understanding of the formation and evolution of Titan’s coastlines ...

The Delta tunnel project is a plan that's drawing bipartisan backlash. It would take water from the Sacramento-San Joaquin River Delta and move it to Southern California. Gov. Gavin Newsom is ...

SACRAMENTO, California — Gov. Gavin Newsom is proposing to fast-track a project to reroute more water around the Sacramento-San Joaquin River Delta to farmers and cities as part of his revised ...