The so-called Candor Tetrahedron. (NASA/JPL-Caltech/UArizona) It would be tempting to assume there's nothing much of note ...

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

The structure is reportedly located in the western region of Candor Chasma, one of the largest valleys on Mars.

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

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

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 ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very similar to classic river deltas on Earth. These are traces of rivers that ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A triangular, pyramid-like structure on Mars’ Candor Chasma has sparked debate. Seen in multiple NASA images since 2001, ...