Introduced species can wreak havoc on native ecosystems. Many states are flooding their waterways with them.

Gray wolves and cougars are not only iconic to the Yellowstone National Park landscape, but they also play important roles in the overall health of the ecosystem. With both being apex predators, ...

A new study finds Yellowstone’s ravens don’t just follow wolves but use mental “maps” to predict likely kill sites. Researchers say the birds’ memory ...

These expert picks turn a standard sailing into an all-round holiday, balancing exciting attractions on land with a sea-going adventure ...

Even if you believe yourself to be a logical, science-minded individual, you might experience some bizarre things that you ...

DNA: Commercial whaling has left the bowhead whale vulnerable for many generations to come. A unique collection of ...