Geophysics

Geophysics is the study of the forces that shape the Earth from a global perspective. Learn about gravity, plate tectonics and other topics.

Worldwide Droughts Uncover Ancient Relics, Ruins and Remains

450 Huge Geometrical Earthworks in the Amazon Hint at Past Civilizations

Ancient Egyptians Believed Cats Had 'Divine Energy'

What's a Subduction Zone? Everyone in the Pacific NW Should Know

What Are Geodes and Where Can You Find Them?

River-bottom Bones: The Strange World of Underwater Fossil Hunting

What Was the Largest Wave Ever Recorded?

Where Have All the Seashells Gone?

HowStuffWorks: 10 Weird Sea Creatures