NASA scientists have discovered evidence that could help answer questions surrounding the history of water loss on Mars.

Satellite images of the Red Planet suggest scientists were wrong about these strange Martian features.

Scientists have long been intrigued by the search for water beyond Earth, and NASA's 2012 discovery on Mercury has ...

A new study by planetary scientists at Brown University and the University of Bern in Switzerland casts doubt on one of the ...

Mars keeps its secrets buried deep, but every meteorite that punches through its protective layers scatters evidence across ...

It was big news years ago when Mars orbiters found streaks of what appeared to be water running down Martian cliffs and ...

A new study using high-resolution images from NASA's Mars Reconnaissance Orbiter (MRO) has revealed striking surface patterns ...

By studying seismic waves, researchers have found a layer deep beneath the surface of Mars that could contain enough liquid ...

But the latest research tells a different story. Using machine learning and one of the most comprehensive datasets ever ...

Scientists have been arguing about the origin of strange streaks on Mars since the earliest missions to the Red Planet.

First identified in the 1970s by NASA's Viking mission, long, dark markings snake down Martian slopes, sometimes stretching across Mars ... water was seeping from underground sources — like ...