The UCSB online 3D gallery of modern primate relatives and fossil ancestors of humans contains ten 3D skulls. Each skull can be rotated 360 degrees, and is accompanied by a short description of its relevance to human evolution. Human Origin - A proposal of an evolutionary explanation of the human bipedallity, sexual behaviour, language, and consciousness. Human Origin Program - Smithsonian Institution's journey through five million years of human evolution. This site is a great forum for both students and educators alike providing abundant factual information as well as follow up questions which prove to be great learning tools.
Site has information about prehistoric archeological and anthropological studies.
Interglacial Human Evolution - A theory that glacial cycles probably played a part in human evolution. Leakey Foundation - Research related to human origins. Life and Times of Early Man - Overview of major groups of hominids. Paleoanthropology - Dedicated to the branch of anthropology concerned with primitive humans and focuses mainly on the discoveries done in this field of study and the timeline that has been built up of the origins of hominids 5 million years ago to the beginnings of early modern humans some 30,000 years ago. Paleoanthropology in the 1990's - A series of fifteen essays about the most recent findings in the study of human origins and evolution.