The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...

Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more ...

Scientists have known that Mars is rich in strange chemicals, especially chlorine-based compounds found by orbiters, rovers, ...

New research suggests Mars was once a blue planet, as scientists identify river deltas and signs of a vast ancient ocean on ...

New climate modeling suggests that small lakes on ancient Mars could have stayed liquid for decades, even in a generally cold environment. Small lakes on early Mars may have stayed in liquid form for ...

(CNN) — Data from a retired NASA mission has revealed evidence of an underground reservoir of water deep beneath the surface of Mars, according to new research. A team of scientists estimates that ...

Data has revealed evidence of an underground reservoir of water deep beneath the surface of Mars. Scientists say the water is believed to be seven miles to 12 miles down in the Martian crust. The ...

It’s a virtual mission to Mars. Our first mission to Mars may still be a ways off, but people can take a virtual tour of the Red Planet thanks to a brand new video by the Mars Express Orbiter. People ...