Geologists at Yellowstone National Park have already collected more than 300 hats from the park’s hot spring areas this year.

Ever wonder who collects hats blown into Yellowstone hot springs, repairs damage to bacterial mats or thermal ground, and ...

When recreating or working in Yellowstone National Park, it’s not uncommon to stumble across a team of National Park Service ...

A new hot spring developed at Yellowstone’s Norris Geyser Basin, formed by minor hydrothermal explosions and shifting ...

Calcite Springs, a thermal feature in the northeast corner of Yellowstone, is one of the park's lesser-known thermal features ...

Geologic mapping has come a long way – from paper maps to powerful digital databases. How do researchers store and organize ...

This photo shows the exposure of the Mount Jackson Rhyolite Series vitrophyre at Gibbon River. Boulders of weathered, lichen-covered rock show how easy it is to overlook these new units. (Photo by Liv ...

Beneath Yellowstone lies a magma reservoir, pulsing with molten and superheated rock and exsolved gases. Scientists have long known about the chamber’s existence, but have yet to precisely locate its ...

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world’s most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

A fine or trespassing charge is the least of your worries if straying off the path in Yellowstone. Any transgression could ...