Ancient aliens Mars theory: Bizarre claims suggest metropolis existed next to long-lost ocean

Recent outlandish claims from a prominent UFO researcher suggest that a sprawling extraterrestrial metropolis once stood on ...

'Jellyfish-Shaped UFO': Bizarre Figure Standing on Mars Surface Vanished Less Than Minute Later

A newly resurfaced NASA image has ignited fresh debate over possible life on Mars, after space enthusiasts spotted what they ...