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

Fresh orbital images and new geological analysis have revealed eight mysterious caves on Mars that appear unusually well suited to protect traces of life. Together, these caverns, portals and ...

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

Caves can be thought of as nature’s original prefabricated homes. Here are five animal species that choose to live in them. While the image of early humans huddled in caves has become an almost ...