Mars rovers are robotic vehicles designed to explore the surface of the Red Planet. Since 1997, space agencies have sent a ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a frozen desert where even a thin wisp of air struggles to hold on. NASA’s ...

A Ph.D. student and his supervisor have developed a simple way to test for active life on Mars and other planets using equipment already on the Mars Curiosity rover and planned for future use on the ...

Scientists edge closer to answering Mars’ biggest question: Did life ever exist on the red planet? Here's the latest from two new finds.

There might’ve been life on Mars after all. Although it resembles a coral typically found at the bottom of the ocean, it was a piece of rock that a NASA spacecraft — Curiosity rover — recently ...

Using data from NASA’s MAVEN (Mars Atmosphere and Volatile Evolution) mission, scientists identified the Zwan-Wolf effect in Mars’ atmosphere. The phenomenon is known to occur ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

Mars is known for its barren desert landscape and dry climate. But two recent studies go beneath the surface: They explore the interior of the red planet using seismic data from NASA's InSight mission ...

Mars holds a special place in the solar system. It represents marginal habitability. This means it transitioned from warm and ...

Mars is known for its barren desert landscape and dry climate. But two recent studies in the journals Nature and Science go beneath the surface,... The core of Mars looks like Earth’s. What makes the ...