From national parks to wilderness areas, these 10 iconic American landscapes face new threats. See which places are most at ...

From the most iconic national park to the newest national monument, much of America’s 640 million acres of public land is ...

Polar bears (Ursus maritimus) are impressively known as the largest of the bear species. However, the walrus is a formidable ...

Snakes have both fascinated and scared humans for as long as we can remember. Especially frightening are the giants that ...

Ben Hoare discovers the extraordinary birds that defy nature’s norms – from hibernation to one that behaves like a cow.