For the first time in over a hundred years, Yellowstone’s iconic bison herds have defied the odds and merged into a single, ...

Hand-carved arrowheads and jagged spears made of obsidian, a sharp rock formed by volcanic magma, are remnants of vast ...

If you're seeking challenging hiking opportunities in national parks, we've handpicked strenuous trails on varying landscapes ...

Scientists and land owners have proposed releasing wolves, bears and lynxes - but not everyone is on board with this ...

A guide in Yellowstone National Park captured the footage on a wintry day, weeks before baby bison typically begin to appear ...

The striking image from the International Space Station captures the rain shadow effect, where a part of a mountain range is ...

In these seven postcard-worthy state parks, you can marvel over similarly stunning vistas and find hiking, biking, rafting ...

Trump signed a slew of policies aimed at wiping transgender people out of government records, sports and even history. That ...