As the son of archaeologists, National Geographic Explorer David Stuart spent his childhood wandering ancient Maya ruins—and helped shape what we know about the civilization today.

The Amazon rainforest stretches for millions of kilometers, hiding ancient tribes, animals and maybe something else. What if under this mysterious canopy lies an advanced civilization? How did we miss ...

Young elephants have a lot to learn—what to eat, what to avoid, how to behave around others. When they grow up around their mother and aunts, their development into well-behaved adults may seem ...