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Brand: I was looking at your 1988 book, Infinite in All Directions, and remembering what it was that excited me about it. Ten years ago, most people I knew were in the depths of a kind of bad mood, harboring a pessimistic feeling that things were going to keep getting worse for the rest of their lives. But your book…
Matrioshka Brains (MB)1 are megascale computers constructed out of microelectronic and/or nanoscale components. MB may be constructed as shells around a star (internally powered Matrioshka Brains: IPMB) or may be constructed independently of a star if large amounts of power are harvested from stars in other locations…
I believe that life can go on forever. It takes a million years to evolve a new species, ten million for a new genus, one hundred million for a class, a billion for a phylum—and that's usually as far as your imagination goes. In a billion years, it seems, intelligent life might be as different from humans as humans…
The mathematician Freeman Dyson, of the Institute for Advanced Study, offers a scheme in which the planet Jupiter is broken down piece by piece, transported to the distance of the Earth from the Sun, and reconstructed into a spherical shell – a swarm of individual fragments revolving about the Sun. The advantage of…