Newly-Identified Geological Feature Points to Vast, Long-Dried Up Ocean in Northern Plains of Mars
The ‘Bathtub Ring’ of Mars: Why a Lost Ocean Changes Everything For decades, the debate over Mars has been a tug-of-war between two theories: was the Red Planet once a world of scattered lakes and flash floods, or did it host a sprawling, stable ocean? A groundbreaking discovery of a “continent-like shelf” beneath the Martian … Read more