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Categories
Artificial Intelligence (1602)
Astrophysics (67)
Cryonics (63)
Extraterrestrial Life (139)
Nanotechnology (268)
Quantum Teleportation (6)
Space (1911)
Time Travel (17)
Transhumanism (65)
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    Science  (131820)

Web Pages
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  Dyson Spheres http://users.rcn.com/jasp.javanet/dyson/index.html
Some sketches of dyson spheres.
  Time Travel Message Board http://www.network54.com/Hide/Forum/thread?forumid=185348&messageid=1015003839
Discuss the philosophical and physical ramifications of time travel, paradoxes, parallel universes, and related topics.
  Ultimate Biospheres http://www.seds.org/archive/nodes/NODEv4n3-10.html
An explanation of the concept of the Dyson sphere.

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