A bison was caught on video scratching itself against a sign post in the snowy landscape of Yellowstone National Park.

In this photo released by the USGS, a plume of steam is seen rising from a newly discovered thermal feature near Nymph Lake in Yellowstone National Park ... there is no sign the volcano will ...

A hydrothermal explosion sent visitors at Yellowstone National Park running for safety ... So, did the explosion shut down ...

A bison was caught on camera on Thursday, April 17, enjoying a satisfying scratch against a signpost in the snowy landscape of Yellowstone National Park.The amusing moment was filmed by Cindy Shaffer ...

A new thermal vent spewing steam in the air at Yellowstone National ... is no sign the volcano will erupt again any time soon. Yellowstone’s thermal features come and go, but the park’s ...

A new thermal vent spewing steam in the air at Yellowstone National ... is no sign the volcano will erupt again any time soon.Yellowstone's thermal features come and go, but the park's most ...