An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

Scientists say new technologies have reopened the debate over whether Mars could someday be terraformed, turning a once ...

A rather outlandish claim that an alien gun was spotted in a photo taken on Mars 12 years ago has drawn attention.

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of expertS ...

Scientists find huge ‘magma systems’ inside Mars - Findings suggest that more planets could be habitable than we thought, researchers say ...

A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

What are the processes necessary to do so? Can life travel from one planet to another? If so, how? Today's technology brings ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...