The sight of a saltwater crocodile basking on a mudbank is one of the most iconic and intimidating images of northern ...

Led by Scott Evans, assistant curator of invertebrate palaeontology at the American Museum of Natural History, it draws on ...

But more than half a billion years ago this wilderness was an ancient seafloor home to the wrinkled pancakes, fleshy fronds ...

Seventy-three million years ago, in Alaska's dark and frozen landscape, a group of small, rodent-like creatures was quietly ...