What appears to be a single volcanic eruption is often the result of complex processes operating deep beneath the surface, ...

This finding suggests that Mars has been losing water year-round for billions of years, rather than just during specific ...

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world ...

Mars has long captivated scientists with its mysterious volcanic landscape, but new revelations are changing the way we ...

NASA's Viking missions to Mars may have discovered evidence for life on the Red Planet after all, according to scientists who ...

Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.

Scientists have scanned a popular rock from Mars and they found something surprising. The meteorite, known as Black Beauty or ...

A northern summer dust storm on Mars boosted high-altitude water escape, suggesting short-lived events may play a bigger role ...

Add Yahoo as a preferred source to see more of our stories on Google. Mars doesn't get rain like Earth does, but dust storms are common on the red planet. NASA/JPL-Caltech/Univ. of Arizona Mars is a ...

Lightning on Mars likely arises from electrical charge built up by dust devils, scientists say. For years scientists have suspected that there is electrical activity on Mars. A study now confirms it: ...