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 ...

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

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

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

Using its ground-penetrating radar instrument known as RIMFAX, Perseverance peered deeper beneath the Martian surface than ...

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

Mars used to have a warmer and wetter climate, which changed after billions of years because the Sun's solar wind removed ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much ...

NASA has given its Perseverance Mars rover a powerful new ability to determine its exact location on the Red Planet without ...

Scientists have long thought there are a series of pyramid-like structures on Mars, with recent images showing one that could ...