An ancient Martian system of canyons and valleys could be home to archaic life forms, a ground-breaking scientific paper has ...

Earth not only does not support diverse ecosystems, but it also has places that serve as analogs for other celestial worlds in our solar system. Astrobiologist Joshua Sebree of the University of ...

Chinese scientists have identified eight potential karst caves on Mars, formed by water, marking a significant breakthrough in astrobiology.