According to the Yellowstone Volcano Observatory, it’s probable that this new hydrothermal feature is connected to activity ...

Yellowstone National Park has a new thermal vent spewing steam in the air that could be visible to tourists once visitors ...

an incident had occurred at Yellowstone National where a visitor named ParkColin Scott, a 23-year-old man from Oregon, fell ...

Most other dots are orange or green. The Madison River gauge near West Yellowstone read 356 cubic feet per second on March 21 ...

It may be famous for its reliable 'Old Faithful' geyser, but one should never forget that Yellowstone National Park sits on ...

According to the NPS' safety guidelines for Yellowstone, the geological formations can “cause severe or fatal burns” as “scalding water underlies most of the thin, breakable crust around hot ...

A surprise eruption in Yellowstone National Park shot steam, water and dark-colored rock and dirt high into the sky Tuesday and sent sightseers running for safety. By MEAD GRUVER, AMY BETH HANSON ...

A new volcanic vent was discovered at Yellowstone National Park, the U.S. Geological Survey announced this week.

Editor’s Note: This story accompanies the May 2016 issue of National Geographic magazine, devoted entirely to America’s first national park. Find more at natgeo ...

YELLOWSTONE ... water and rocks and sent tourists running last summer — geologists emphasize there is no sign the volcano will erupt again any time soon. Yellowstone’s thermal features come an ...