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

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

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 ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

NASA’s Curiosity rover is investigating strange spiderweb-like ridges on Mars that may reveal a hidden chapter of the planet’s watery history. These “boxwork” formations likely formed when groundwater ...

A rugged Martian landscape that resembles a vast spiderweb when seen from orbit is offering new insights into the planet’s ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

NASA’s Perseverance rover has discovered a “buried treasure” of Martian history. For years, the Red Planet has been a center of attention among the scientific community due to ...

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

Water is considered the basic building block for life as we know it. An extended water history on Mars widens the window of opportunity for life to have once emerged there.

NASA’s planetary science program is still facing a funding shortfall that requires “strategic choices” about which missions to continue.

Add Yahoo as a preferred source to see more of our stories on Google. NASA has found potential signs of life on Mars, the agency said last Wednesday. Although additional scientific study is needed in ...