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

A perfectly square-shaped structure on Mars, 3 kilometers wide, spotted in NASA’s Mars Orbiter Camera images, has sparked ...

However, his contributions to geology should not be overlooked. 12 February marks the 200th anniversary of the birth of Charles Darwin. As the world prepares to celebrate Darwin Day and the 150th ...

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

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...