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

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 ...

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

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 ...

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 ...