In an era of tightening supplies and rising prices, our hot and hungry world could face a perpetual food crisis.

At Oulanka National Park in the far north of Finland, a forest floor outshines the sky.

Hard-core cavers in three states stop at nothing to probe an underworld wilderness.

Tracking prey deep in the forest, freshwater dolphins make the most of the Amazon’s prodigious annual flood.

Goods from the Belitung ship exemplify the creativity and craft that flourished in Tang-dynasty China.

Chris Johns examines the lessons of the green revolution, which increased food yields by using new technology.

From the March 1942 National Geographic: Patrons line up at a New York City Automat.

Decorate your desktop with beautiful images from this month's issue of the magazine.

Each month, National Geographic features breathtaking photographs in Visions of Earth.

Submit your photo, check out Your Shot jigsaw puzzles, and see reader photos published in National Geographic.