The Grand Prismatic Spring at Yellowstone National Park, Wyoming, is the third largest hot spring in the world. Its acidic waters, which reach 189 degrees Fahrenheit, are home to many archaea, an ...

Just call them archaea (ar-kee-uh) - archaebacteria are no more. Archaea were once considered to be quite similar to bacteria, but these prokaryotes are just weird enough to be classified in their own ...

To date, species of the genus Sulfolobus have served as the main model organisms for investigations of the cell cycle in archaea. Archaea have circular chromosomes with single or multiple replication ...

Microbiology has always been about recognizing the scale of what is unknown. In the beginning, the unknown was that microbes existed at all. The invention of the microscope proved that these tiny, ...

Even hyperthermophiles, which grow optimally at temperatures of more than 80°C, require a functional heat-shock response to cope with exposure to temperatures that exceed their optimal growth ...