SANTA CRUZ, CA–A new study suggests that ancient features on the surface of Mars called valley networks were carved by recurrent floods during a long period when the martian climate may have been much ...

Earth's valleys tell an ancient story of ice and power. Over millions of years, massive glaciers have carved, sculpted, and transformed the landscape in ways that still take researchers' breath away.

Massive floods from overflowing and rupturing lakes carved deep chasms into the face of Mars during its ancient history, according to new research. The research, led by scientists at the University of ...