NASA photos appear to show a pyramid-like structure the same size as Giza on Mars, prompting speculation about whether an ...

IMAGES of an unusual pyramid-shaped structure on Mars that look like those in Egypt have reignited wild theories about aliens ...

NASA’s Curiosity Mars rover captured a series of black and white panoramas at two times of day which were then merged ...

Scientists have long thought there are a series of pyramid-like structures on Mars, with recent images showing one that could ...

The odd pyramid-like structure found in the largest canyon network in the solar system has sparked theories the Red planet was once inhabited by an ancient civilisation ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. NASA has released two new ...

A triangular, pyramid-like structure on Mars’ Candor Chasma has sparked debate. Seen in multiple NASA images since 2001, experts suggest it may be artificial, raising questions about ancient Martian ...