A recently discovered square structure on Mars has sparked debates between natural geological processes and the possibility ...

A supposed square structure spotted on Mars sparked speculation about alien archeological sites on the red planet. It's a fun ...

A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

NASA sent a valentine to space lovers on social media this week posting images of heart shapes found on Mars. The pictures ...

Among the weirder photos are ones purporting to show an "alien boot," a flying UFO, a mysterious doorway, metallic wreckage, a rock shaped like a human face, other strange carvings, an "alien" statue, ...

Social media users are swooning over images of heart shapes found on Mars. The series of pictures were captured from the Mars ...

The peculiar square was first noticed in images taken by NASA’s Mars Global Surveyor (MGS), an orbiter that conducted ... In ...

A second one said, “For what it is worth, images on Mars have been misinterpreted before. For instance the face on Mars photo. While I do think NASA (never a straight answers) lies, I did think ...

NASA's Mars Global Surveyor captured the image ... In past instances, formations like the famous "Face on Mars" were later determined to be natural hills and rock formations that appeared ...