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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
Photos and descriptions of iconographic artifacts from a confirmed prehistoric habitation site in southeastern Ohio. Includes details of research and verification of both lithic and organic artifact material.
Provides an interpretation of some unusual stacking stones washed out of an Illinois cornfield in 2002. Spear points found with them date them to the pre-Clovis Paleo-Indian Period.