Utah’s landscape is a masterclass in natural beauty, and Sand Hollow State Park is where you’ll find some of its most ...

Florida won’t be getting hit with massive blankets of snow and ice like the rest of the U.S., but even frosty windshields and ...

A tiny lake in Itasca State Park is revealing secrets about oceanic conditions in earth’s distant past. It may also have a story to tell about the future – and perhaps about Mars.

Mars, once a world with rivers, lakes, and oceans, tells a tragic story written in rock and ice. The loss of its magnetic field exposed it to relentless solar radiation, stripping away its atmosphere ...

“The presence of liquid water [on Mars] is a broad topic that includes rains, rivers, lakes, as well as oceans,” says Ezat ...

Researchers used satellite data to calculate and simulate the sea level in a canyon, getting a glimpse of a huge ocean.

Mars was not always the dry, frozen world seen today. Evidence shows rivers, lakes, and possibly oceans once existed on its ...

geological signatures indicate that around 3.4 billion years ago, a connected oceanic system existed on a planetary scale, rather than just isolated lakes.

Three billion years ago, you could have stood on Mars and watched a river spill into a sea. That picture is still speculative ...

Spacecraft orbiting the Red Planet have helped researchers map out an ancient coastline that surrounded a large ocean billions of years ago ...

Mars may have once possessed an ocean at least as large as Earth's Arctic Ocean, a new study suggests. Previous research ...

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...