Universal Doomsday: Analyzing Our Prospects for Survival

@article{Gerig2013UniversalDA,
  title={Universal Doomsday: Analyzing Our Prospects for Survival},
  author={Austin Gerig and K. Olum and A. Vilenkin},
  journal={Journal of Cosmology and Astroparticle Physics},
  year={2013},
  volume={2013},
  pages={013-013}
}
Given a sufficiently large universe, numerous civilizations almost surely exist. Some of these civilizations will be short-lived and die out relatively early in their development, i.e., before having the chance to spread to other planets. Others will be long-lived, potentially colonizing their galaxy and becoming enormous in size. What fraction of civilizations in the universe are long-lived? The ``universal doomsday'' argument states that long-lived civilizations must be rare because if they… Expand
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