The latest evidence that Mars was once a warmer, wetter world comes from a surprising place—the hidden subsurface depths of ...

By Will Dunham WASHINGTON, March 18 (Reuters) - Using ground-penetrating radar, NASA's Perseverance rover has detected ...

NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world ...

NASA photos appear to show a pyramid-like structure the same size as Giza on Mars, prompting speculation about whether an ...

NASA’s Perseverance rover has uncovered a buried ancient river delta on Mars using ground-penetrating radar, revealing evidence of early water flow and boosting hopes of past microbial life on the ...

Ground-penetrating radar reveals a long-lost river system hidden under the surface of Mars. (NASA/JPL/UCLA/UiO/ETH Zurich) ...

Multiple spacecraft and rovers have now detected what appears to be an extensive network of ancient river channels hidden beneath the Martian surface, buried under layers of lava and sediment that ...

There's more evidence that water once flowed on Mars with the discovery of an ancient river delta deep below the surface.

NASA has offered a sneak peek inside its Mars simulation habitat where four volunteers have now spent 150 days isolated from the outside world. By living within the confines of the 1,700-square-foot ...

NASA’s Mars Reconnaissance Orbiter has located a fresh crater on Mars after 20 years of monitoring, providing high-resolution images and updated data on surface features and seasonal streaks.

A pyramid-shaped formation spotted on the surface of Mars has reignited speculation about whether an ancient civilisation ...