Travel to the Time of Titanoboa   The Science Behind Titanoboa Dr. Alex Hastings will lead part of the tour discussing the world of Titanoboa, 60 million years ago. How […]

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) & Eritrea that date from at least 1000 BCE through roughly 800 CE. I excavated at several of these sites decades ago (1969-1972), & now am […]