YELLOWSTONE NATIONAL PARK--If there's any doubt that more visitors to this treasure of nature check out Old Faithful than anything else, all you need to do is compare the size of the world-famous ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. When Hank Heasler first visited Yellowstone National Park as a little boy, he stared at the ...

YELLOWSTONE NATIONAL PARK, Wyo. — A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it’s visible from a road rather than any significant ...

The Yellowstone Caldera, a volcanically active region under and around Yellowstone National Park, has long been the subject of research, speculation and science fiction regarding the possibility of a ...

The vibrating water surface of Doublet Pool in Yellowstone National Park. Credit: Jamie Farrell/University of Utah “We knew Doublet Pool thumps every 20-30 minutes,” said co-author Fan-Chi Lin, a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. YELLOWSTONE NATIONAL PARK, Wyo. (AP) — A new ...