The findings could impact how we understand the composition of the land we walk on, together with our understanding of volcanic activity and earthquake risk ...

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

Religious dogma clashed with early science, but fossils and discoveries reshaped humanity’s understanding of Earth’s history.

Deep beneath the Zagros Mountains, an ancient oceanic plate is tearing apart, dragging the Earth’s crust with it. What was ...

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