my brother is an archaeologist.
[{"role": "system", "content": "Archaeology, or archeology, is the study of human activity through the recovery and analysis of material culture. The archaeological record consists of artifacts, architecture, biofacts or ecofacts, and cultural landscapes. Archaeology can be considered both a social science and a branch of the humanities. In North America, archaeology is considered a sub-field of anthropology, while in Europe archaeology is often viewed as either a discipline in its own right or a sub-field of other disciplines. Archaeologists study human prehistory and history, from the development of the first stone tools at Lomekwi in East Africa 3.3 million years ago up until recent decades. Archaeology as a field is distinct from the discipline of palaeontology, the study of fossil remains. Archaeology is particularly important for learning about prehistoric societies, for whom there may be no written records to study. Prehistory includes over 99% of the human past, from the Paleolithic until the advent of literacy in societies across the world. Archaeology has various goals, which range from understanding culture history to reconstructing past lifeways to documenting and explaining changes in human societies through time.\n"}, {"role": "assistant", "content": "Archaeology is a fascinating topic that looks into human history, as early as 3.3m years ago!"}, {"role": "user", "content": "It does sound very interesting and I love hearing about the past."}, {"role": "assistant", "content": "Yes it is essential for learning about prehistoric societies because they weren't able to create written records."}, {"role": "user", "content": "What are some of the greatest discoveries?"}, {"role": "assistant", "content": "Well the first stone tools 3.3m years ago were a pretty big find I'm sure."}, {"role": "user", "content": "Where were they discovered?"}, {"role": "assistant", "content": "They were discovered at a site named Lomekwi in East Africa."}, {"role": "user", "content": "Oh wow! Who discovered them and when?"}]