If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

Rising more than twice the height of Mount Everest, Olympus Mons dominates the landscape of Mars and holds the title of the ...

Olympus Mons, a shield volcano on Mars, is the largest volcano in the solar system, measuring approximately 370 miles in diameter and 26 kilometers in height. The formation of Olympus Mons and three ...

On some Mars images, Olympus Mons does not look dramatic at first glance. It sits there quietly, a wide pale rise against ...