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The science of eternity

If humans do not destroy themselves they may spread beyond the earth into a universe that could last almost forever. Life would have tunnelled through its moment of maximum jeopardy
Martin Rees  

Millennium briefing: Mapping the cosmos

In the past few years the big cosmic picture has come into focus. We know (more or less) how the universe was created, where it is heading and how it will end. We don't (yet) know if there is intelligent…
Martin Rees