Nasa’s Curiosity rover has captured a strange image of a rock formation on Mars that looks like a perfectly carved-out doorway on the Red Planet, sparking alien conspiracy theories. While Nasa has not ...

NASA’s latest images from Mars show a rock that looks less like a random boulder and more like something deliberately carved, ...

Nasa astronomers have discovered a strange structure on Mars resembling a bear’s face, marking yet another instance in which rock formations on the Red Planet have triggered the human tendency to see ...

Scientists stumbled upon a strange formation that may have crash-landed from somewhere else in the solar system.

NASA's Curiosity Mars Rover has spotted strange rock formations on the red planet that appear to have formed into small, twisted towers. A photo of the rock formations was shared on Twitter last month ...

When we imagine the search for life on Mars, we often picture high-tech rovers scanning dusty landscapes or orbiters analyzing strange rock formations from above. But what if the key to discovering ...