"These hydrologic oddities illustrate how much we have still to learn about Earth's dynamic surface," researchers said in a new study.

Rivers join downstream, flow downhill, and eventually meet an ocean or terminal lake: These are fundamental rules of how waterways and basins are supposed to work. But rules are made to be broken.

At least 19 people have died since the storms developed Wednesday, according to authorities and media reports.

As we start to feel summer-like temps, many will be headed to Valley lakes to boat and swim, keeping the Maricopa County ...

Despite its Earth-like rivers and lakes of liquid methane, Saturn’s moon Titan seems oddly lacking in river deltas — ...

The H. Lee White Maritime Museum welcomes noted underwater explorer Jim Kennard to present “Shipwrecks of Lake Ontario: A Journey of Discovery” at 1:30 p.m. on Sunday, May 4 at the museum ...

"This is borne out by the presence of abundant archaeological evidence in the Empty Quarter and along its ancient lake and river networks. "By 6,000 years ago, the Empty Quarter experienced a ...