DaFozz Posted June 4, 2011 Posted June 4, 2011 Planetariums may date back to the far reaches of recorded time, but the first widely known example -- an ancient cast-metal globe made by Archimedes to predict the movements of the planets -- now seems to have little in common with the technological marvels that have become widespread today. Rather than focusing on planets and predictions, today's planetariums are experiential wonders. Source: TechWorldNews Quote
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