Calakmul remained relatively undisturbed until gum harvesters in Mexico led an American botanist to them in 1931. Here’s what ...

Photojournalist Ami Vitale followed Przewalski’s horses—once declared extinct in the wild—on a 2,000-mile journey back to ...

This behemoth is the largest snake ever discovered. It’s not only bigger but also very genetically distinct from its southern cousin, raising questions about biodiversity and the Amazon’s fragile ...

The researchers described the scene in a recent publication, calling it “an extraordinary colonial spider community.” The ...

One thing that always catches me by surprise when going somewhere new is how different the wildlife is compared to what I am ...

Few figures in history have done more to change our understanding of the natural world. We celebrate Jane Goodall’s remarkable life with rare images from the National Geographic archives.