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Space Archaeology » Entries tagged with "Carl Sagan"

How to Disassemble a Planet

In 1960 Freeman Dyson proposed that a sufficiently-motivated civilization might build an ‘artificial biosphere’ around a star in order to fully exploit its radiated energy. This concept has become known as a Dyson sphere. The idea of enclosing a star seems incredible, but as Dyson later wrote: ‘there is nothing so big nor so crazy that one out of a million technological societies may not feel itself driven to do.’ … Read entire article »

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