We can make these observations in the exact geochemical conditions that these organisms need to thrive.” While the average person may not think much of the microbes that dwell in the thermal pools of ...

Yellowstone National Park's famous Morning Glory Pool once had pristine blue water, giving it the resemblance of its namesake flower. Sadly, that is no longer the case, as the geothermal pool ...

Morning Glory Pool, a hot spring that quietly bubbles in Yellowstone National Park, is famous for its dazzling display of colors, starting with blue and green in its center, before bleeding into ...

Two weeks into the journey, as the expedition party passed through a landscape of boiling sulphur springs ... signed the bill creating Yellowstone Park, the first national park in the history ...

Yellowstone National Park Smithsonian American Art Museum Above Tower Falls, Yellowstone Smithsonian American Art Museum Sapphire Pool, Yellowstone National Park Smithsonian American Art Museum ...

Catherine Parker Old Faithful may be Yellowstone's most well-known geyser, but the Norris Geyser Basin is home to the park's oldest ... with few trees and acidic pools on both sides of the ...