Table of Contents
Healing the Heart
As heart disease reaches epidemic proportions worldwide, researchers are moving away from the old "clogged-pipes" model to search for triggers lurking in our genes.
Straddling Texas and Mexico, the Big Bend region is high in biodiversity and low in footprints.
The Niger Delta holds rich oil deposits, yet Nigerians are poorer than ever and violence is rampant.
Lowly marine worms ply shallow shores, ocean deeps, and just about everywhere in between.
Decorate your desktop with beautiful images from this month's issue of the magazine.
Visions of Earth
Each month, National Geographic magazine features breathtaking photographs in Visions of Earth.