This top-down effect is technically known as a trophic cascade – a “domino effect throughout the ecological community,” as Pacific Wild puts it. As wolves hunt animals in the rung of the food chain ...

Yellowstone's treacherous trails, meandering hikes, and voracious wildlife leaves visitors with clothes spattered with mud ...

Built to replace a smaller, crumbling bridge from the 1960s, the new one is open to traffic while crews complete the final ...

"I can't believe this guy," a voice behind the camera said. "Get in your car, bro." The video garnered hundreds of likes and dozens of comments from Instagram users. Most of them were shocked that the ...