"If two dust devils happen upon each other, they can either obliterate one another or merge, with the stronger one consuming ...

The dust devil was about 210 feet wide, NASA said, but likely didn't last long after consuming the smaller whirlwind.

NASA's Perseverance rover captured two swirling dust devils in January on the surface of Mars after summitting the Jezero ...

Fifty years ago, scientists recovered samples of potential extraterrestrial life, but may have unintentionally destroyed it ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed ...

Multiple plans exist to explore Mars in the coming decades using robotic and crewed missions. The ultimate goal of these ...

The molecules, while not a direct sign of life, still signal the existence of complex chemistry on the Red Planet.

NASA’s Curiosity Mars rover has detected the largest organic (carbon-containing) molecules ever found on the red planet. The ...

A strange rock covered in tiny spheres may hold secrets to Mars’ watery — or fiery — past.

But Curiosity wasn't the only one with a geological mystery. At the same time, roughly 2,300 miles away on the other side of ...

NASA's Perseverance Mars rover spotted a mysterious rock made of hundreds of tiny spheres that resemble spider eggs. Studying ...