Seeing a wolf out in the wild can be an intense experience. But how do you stay safe? Here's what to do if you encounter a ...

Thousands of enormous brown bears feed on the sockeye salmon, clams, and dense vegetation in this Alaskan national park with ...

While visits to our national parks are at an all-time high, the parks and their infrastructure are crumbling. Bridges and roads are in disrepair. Housing and wastewater infrastructure are ...

Docent-led events teach hikers about local ecology, animals and artwork while providing exclusive after-hours access.

New research reveals that an inconic Argentine glacier is undergoing its most significant retreat in a century.