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Ancient Technology

Ancient Technology

Jonathan Gray has sent us some images he believes show evidence that ancient civilizations exhibited a high degree of technology. Pictured is a 4,500 year-old rivet which he says "is composed of a sophisticated alloy." View Additional Images: One,Two,Three,Four,Five

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Seth Shostak discussed mysterious radio signals. Followed by Rupert Sheldrake on spiritual practices that can improve one's life.

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