New research reveals ancient ripples on Mars, providing compelling evidence of long-lost lakes that once existed 3.7 billion ...

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

During his inaugural address, President Donald Trump said he wants 'American astronauts' on Mars. Where does a future Mars ...

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

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

One of my gripes with "The Martian" movie was the depiction of the winds on Mars. The lower air density means that the sort ...

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

The president’s Inaugural Address linked landing on the Red Planet with Manifest Destiny, but left many of the specifics ...

Debris from ancient volcanic eruptions on Mars could offer new clues in the search ... concluded that they were likely laid down from the air, potentially as volcanic ash, billions of years ...

Heat-resistance testing has been conducted on a secretive Chinese weapon, in what is the first confirmation of its existence.

NASA Administrator Bill Nelson left a final decision on a new mission architecture to the next NASA administrator working under the incoming Trump administration. President-elect Donald Trump ...

On Mars, which has a thin atmosphere, the air pressure even at the surface is less than a hundredth of that at Earth's sea-level. The boiling temperature of water on Mars is actually lower than ...