Sweden invented ‘flight shaming’. Now it is begging airlines to return Dispatch: Ukraine turns to machines to spare troops ...

It may be tempting to verbally interact with the animals in Yellowstone National Park, but there's a very good reason why howling is not allowed.

I was frustrated with seeing methods being used to estimate wolf numbers that were very indirect and ... were unlikely to ...

With many national parks facing huge backlogs of deferred maintenance — Yellowstone National Park alone is estimated to have ...

In videos shared by the popular Instagram account Tourons of Yellowstone, two people are seen walking, apparently directly on ...

A bystander shared a startling video of a toddler getting dangerously close to a massive bison at Yellowstone National Park.

Ain’t no mountain high enough to keep tourists from getting to you at Great Smoky Mountains National Park, the most popular ...

International visitors will soon have to pay an added surcharge to visit Yellowstone, Yosemite and other iconic U.S. national ...