Much cooler temperatures are expected today as an upper level trough slides into the region. This will bring mountain snow ...

The first bears of 2025 have been spotted in Yellowstone and Grand Teton national parks. Adult males, called boars, are emerging from their dens this month, with females and juvenile bears expected to ...

But that's not the case on the Yellowstone to Yosemite by Rail train trip with Railbookers. It not only links the two ...

Facebook users shared a photo and story in March 2025, claiming bears formed an "unprecedented blockade" at an entrance to ...

Their journeys across borders underline how essential it is that Greater Yellowstone be viewed as a whole. At least nine elk herds converge upon the mountain slopes of Yellowstone in summer and ...

scrambled his way to the summit of Mount Washburn above the Yellowstone River. Looking to the south, he noticed that something was missing from a stretch of the Rocky Mountains: mountains.

For example, the volcanic rocks of the Absaroka Range are roughly 20 times older than the youngest Yellowstone caldera-forming eruption. Other mountain ranges in the region are not volcanic ...