Deep within the vast expanse of the Sahara Desert lies an enormous, circular formation spanning nearly 50 kilometers—an ...

In a recent paper published in National Science Review, a jointed team of scholars from China and UK has made significant ...

The gigantic Yellowstone Grand Canyon, lined with volcanic rock. With all the effects of hydrothermal activity, river erosion ...

This was followed by lava flows that created one of the youngest volcanic rock formations in Greece - Liatsikas lavas on Nea Kameni. “What we must realize is that the Santorini volcano ...

Geologists look at rocks in order to understand ... This gives us a clue as to their formation because they are the result of massive volcanic activity millions of years ago.

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

Now, an investigation of ancient lava formations by NASA’s Mars Perseverance ... Dr. Schmidt was among those who thought the rocks were volcanic, which has since proved to be the case.