Abyssinia

Science Circle Opensim Grid

Abyssinia Abyssinia, which is intended as a living museum & educational resource on the Science Circle’s OpenSim grid, is my reconstruction of ancient archaeological sites in Tigray (northern Ethiopia) & […]

Free

Understanding Science: The Day the Dinosaurs Died

Understanding Science: The Day the Dinosaurs Died – A Lesson in Planetary Ecology This series of presentations started with the worlds of the very small (particle physics) and very large […]

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