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from article Prehistoric technology

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Elements of stone flaking. (a) Relationship between the core and the flake. (b) Major feature of the ventral or release surface of the flake. (After I. Tattersall, E. Delson, and J. A. Van Couvering, eds., Encyclopedia of Human Evolution and…

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from article Prehistoric technology

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Principal techniques of stone-tool manufacture. (a) Hard-hammer, with free-hand percussion. (b) Anvil technique. (c) Bipolar technique. (d) Soft-hammer percussion. (e) Indirect percussion or punch technique. (f) Pressure flaking. (After I.…

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from article Prehistoric technology

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Potters from the village of Harappa, Pakistan, display their wares in front of a replica of a two-chambered kiln used by ancient potters in the Indus Valley civilization. (Photo courtesy of R. P. Wright)

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from article Paleopathology

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Pottery figurine of an achondroplastic dwarf from an archeological site in Tachina, Esmeraldas, Ecuador, dated between 500 BCE and 500 AD. (Department of Anthropology, National Museum of Natural History, Smithsonian Institution Catalog No. 449562)

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from article Paleopathology

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Sword trauma that removed part of the left upper jaw and the right lower jaw so that no remaining teeth were in contact between the jaws. The adult male survived this injury. The skull is from an archeological burial site near the Stewart River,…

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from article Paleopathology

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Destruction of the lower portion of the fourth lumbar vertebra (arrow), probably caused by tuberculosis, from a young male skeleton found at the archeological burial site of Bâb edh-Dhrâ in Jordan, dated to approximately 3300 BCE. (Department of…

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from article Paleopathology

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The fused spine and ribs in a case of ankylosing spondylitis from an adult male found at a burial site near the Kuskokwim River, Alaska. (Department of Anthropology, National Museum of Natural History, Smithsonian Institution Catalog No. 351296)

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from article Paleopathology

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The effect of scurvy on the right side of the cranium of an 11-year-old child from the archeological site of Pachacamac, Peru. (Department of Anthropology, National Museum of Natural History, Smithsonian Institution Catalog No. 266599)

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from article Neandertal DNA

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The geographical range within which Neandertal remains have been found (dashed line). White dots show the sites of the discoveries used to estimate the almost-complete hypervariable segment I (HVS-I) sequence of the Neandertal mtDNA. The approximate…

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from article Neandertal DNA

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The mtDNA hypervariable segment I (HVS-I) diversity found in eight Neandertals. The nucleotide substitutions and insertions relative to the Cambridge Reference Sequence (CRS) are shaded. (Credit: Igor Ovchinnikov and William Goodwin)

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