Mars has fascinated scientists for decades, particularly its intriguing gullies etched into the sandy dunes of theRed Planet.

Scientists simulated the conditions of Mars in a lab to observe how blocks of carbon dioxide "dug" their way through the ...

Frozen deep beneath the Martian surface, traces of ancient life could have survived undisturbed for tens of millions of years ...

Blocks of frozen carbon dioxide sliding down Martian dunes may have carved the planet’s strange gullies, mimicking the work ...

The first image of the Keyhole structure was acquired by the Mars Reconnaissance Orbiter (MRO) HiRISE spacecraft in November with its smaller context camera (CTX). The image P14_006672_1836_XN_03N267W ...

New research shows that dry ice blocks, not water or life, may be responsible for the mysterious gullies carved into Mars’ ...

Did life really exist on Mars after all? Unfortunately, there is no conclusive evidence for this yet. Nevertheless, it would ...

MIT astronauts aboard the International Space Station—and the MIT researchers who have sent up experiments—have advanced our ...

For years, scientists staring at Mars through the eyes of orbiting spacecraft noticed something strange: a mysterious signal in the light spectrum that didn’t match any known mineral. That puzzling ...

The findings may redefine the known boundaries of life on Earth and offer a model for what microbial life might look like on ...