IFLScience on MSN

Hunt for ancient ocean features on Mars reveals red planet’s equivalent of a continental shelf

Since the first close-up observations of Mars, the ground of the Red Planet has revealed evidence of rivers, lakes, and more.
Morning Overview on MSN

Study points to Mars continental shelf feature supporting ancient ocean

For more than 30 years, scientists have argued over whether a vast ocean once spread across the northern third of Mars. Now a ...