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 ...

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

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

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

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

NASA’s Mars Reconnaissance Orbiter has located a fresh crater on Mars after 20 years of monitoring, providing high-resolution ...

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’s Curiosity rover uncovered a remarkable surprise on Mars that could reshape our understanding of the planet’s ...

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

A party hat-shaped object spotted on Mars is drawing renewed scrutiny, with some experts suggesting it could be evidence of ...

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good ...