The largest and deepest ocean on Earth, it stretches from edge to edge, while a portion of Antarctica - near the bottom of ...

The land bridge created by mantle-driven uplift gave early primates and other animals opportunities to branch out.

In honor of Earth Day, National Geographic is selling prints of some of the world's best nature photography from the past decade. In honor of Earth Day and the photographers who make our Earth ...

Objective: As a result of this activity, students be able to describe and demonstrate how different major geological processes shape the physical environment of the earth. Videotape of "Falconer's ...