Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

The idea of an ancient Martian ocean has fascinated scientists for decades. Now, groundbreaking research based on radar scans ...

Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet's crust is still unclear, according to a new analysis.

“If liquid water exists on Mars,” said Ikuo Katayama ... InSight detected over 1,300 marsquakes and sent nearly 7,000 images of the planet’s surface to Earth. Some of the seismic data ...

Viking’s images showcased what appeared to be a shoreline ... it suggests a prolonged period of stable liquid water, which has major implications for Mars’ climate history,” McNeil said. “It would ...

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

Scientists cont... Reports from NASA’s Curiosity rover reveal evidence of ancient liquid water on Mars, challenging previous models. Images from Gale Crater show wave-like ripples, similar to ...

The discovery of pale, loose rocks on the Martian surface could suggest that Mars was once a much warmer world.

Since there is no water on Mars, the researchers were interested in how houses could be built on Mars using concrete made ...

likely during a time when the planet had a denser atmosphere that could retain heat and thus liquid water. The Viking images showed what looked like a shoreline around a large portion of Mars ...

Mars may have once been a paradise with Earth ... formations that strongly indicate the presence of an ancient body of water that could have been an idyllic getaway for sun-loving Martians.