Imagine a South America dramatically reshaped by the complete melting of Earth's ice caps. This video explores the potential transformation of the continent’s geography, highlighting submerged ...

A 5,000-year-old map that some claim outlines the American continents—centuries before Columbus and long before recorded transatlantic contact. Though unconfirmed, the claims surrounding the map ...

This map from the CDC shows why obesity in the U.S. can be considered an epidemic. As the GIF progresses from 1985 to 2010, the colors used to represent obesity in each state move steadily from ...