Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

Scientists confirm the existence of liquid water on Mars, altering our understanding of the Red Planet. Evidence of wave ...

Discoveries of clay minerals in Martian mounds by researchers indicate that Mars once had large bodies of water billions of ...

The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, researchers think they have a good explanation for a warmer, ...

Human ambition to want to know as much as possible about everything around us in space is something that could already be ...

UK researchers have confirmed the existence of a “super Earth” located 20 light-years away that could reveal the existence of ...

On Jan. 25, the love planet will join forces with go-getter Mars in an emotionally driven trine, inspiring a flood of ...

It took a while for scientists to gain access to the samples that NASA’s OSIRIS-REx mission took from the asteroid Bennu, but ...