Below the red section is purplish-brown terrain, which has a high concentration of silicates and a low concentration of iron, ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

Humanity is far from colonizing Mars, but that’s not stopping a group of space enthusiasts from practicing anyway. CNBC ...

NASA"s beleaguered Mars Sample Return mission may get a reprieve from an unexpected source. Lockheed Martin has proposed a ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

Perseverance cracked open a tricky Mars rock to find water-related minerals, then zoomed across the landscape to make its ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.