Maps showing the ratio of dead trees in the Yellowstone area. Graphic: Di Yang et al. “Our model showed an accuracy of 76.65%, giving us a clear picture of where standing dead trees are ...

BILLINGS, Mont. - Armies of tree-boring bugs are transforming some of Yellowstone National Park's green forests into seas of red, dead trees. The bugs - four species of bark beetles and one ...

The National Park Service is clearing up any misconceptions on whether wildlife is migrating away from Yellowstone National ...

YELLOWSTONE NATIONAL PARK - Most Yellowstone visitors appear to be obsessed with seeing and photographing a bear, with a secondary mission to see Old Faithful erupt. SUBSCRIBE NOW SAVE & get rewarded!

The clear, high peaks of the greater Yellowstone region once were studded with huge stands of majestic white-bark pine forests, some of the trees 1,000 years old.

“In Yellowstone, you rarely find any wood, even dead wood, that’s more than 300 years old because the fungi and other bacteria decompose it,” Hurwitz said. “The silica essentially protects ...

Like careful note-takers during the past 1,250 years, Engelmann spruce trees high in the Yellowstone National Park backcountry have left behind a record of how harsh summer temperatures have been.

A Yellowstone Tour guide shared photos of trees knocked down on the Yellowstone Lake Hotel on Monday.David Reeves, the photographer on the scene, said the tour ...

Wolves were reintroduced to Yellowstone National Park two decades ago, ... Did wolves help restore trees to Yellowstone? Science. Sep 4, 2015 3:30 PM EDT ...