We believe that dusty Martian ice exposures in the mid-latitudes represent the most easily accessible places to search for Martian life today.' The conditions needed for photosynthesis to occur on ...

The team's rigorous review indicates a massive shift in lake ice duration over the past 25 years, with melting starting at least a month earlier than in previous centuries. "The average duration ...

An upside-down sea ice slab showcasing brine channels that facilitate the drainage of liquid brine and support convection along the interface. Credit: Ken Golden, 2007, Antarctica. Researchers in Utah ...