A park scientist noticed it about two weeks after a hydrothermal explosion along a boardwalk during the park’s overactive ...

The deep oceans are far from flat. They feature ridges, trenches, seamounts, and valleys, creating a diverse and dramatic ...

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

If you are planning on driving in Yellowstone National Park when most of its roads open in April, you could drive by one of ...