• LIFE
    Did Mars Once Harbor Deep-Sea Cradles of Life?

    This view from NASA’s Mars Reconnaissance Orbiter shows a 20-kilometer-wide strip of ancient seafloor strewn with deep-basin deposits that have been surrounded by and partially buried beneath younger volcanic deposits. Taken together, the deposits suggest possible past hydrothermal activity. Credit: NASA, JPL-Caltech, MSSS Ancient Mars may have harbored deep-sea hydrothermal vents, the same type of environment where […]