Three visitors to Yellowstone National Park in Wyoming have been criticized online after a video shared on social media shows ...

The space agency blasted three sounding rockets above central and northern Alaska during an auroral substorm to study how ...

From the adorable but deadly pine marten to the massive sperm whale, get to know some of the amazing animals that call ...

“I have spent nearly 10,000 days in the field studying the behavior of the wolves in Yellowstone National Park. Prior to Yellowstone, I worked in Denali National Park in Alaska where I studied ...

A closeup of a grizzly bear with an open mouth standing in a park. Photo by wirestock ... There are an estimated 2000. Alaska tops the list with the most grizzly bears. Its vast wilderness areas, like ...

In Montana, understanding and coexisting with grizzly bears is a critical part of living in the region. For over 50 years, ...

A tiny grizzly bear cub was spotted exploring Yellowstone National Park with its mom for the first time, adorable video shows ...

A key grizzly scientist says the Trump administration appears to be moving toward dismantling the Interagency Grizzly Bear Study Team — a group of scientists responsible for long-term monitoring and ...