Permian Period, the geologic period that began about 280,000,000 years ago and lasted 55,000,000 years. It is named for Perm, Russia, where rocks of the period were first studied systematically. The Appalachian and Ural mountains were formed during the Permian Period, and the colorful red rocks of the southwestern United States are mostly of Permian age.
The "ologies" are coming! The "ologies" are coming! Academic disciplines such as anthropology, biology, paleontology and many others all cover specific intellectual subjects. Can you pick which "ology" matches the questions in our quiz?
Archaeology is the study of humanity's material remains -- even a piece of an ancient pot can tell us a lot about the past. But how do archaeologists make sense of these relics?