Cosmic reincarnation idea may be dead | Science News

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Cosmic reincarnation idea may be dead

Recently proposed evidence for pre–Big Bang universe relied on flawed analysis, critics say

By
4:53pm, December 17, 2010

A startling claim that the cosmos existed before the Big Bang doesn’t appear to be supported by detailed analyses, three independent teams of scientists have concluded.

The teams, which recently posted their findings at arXiv.org, were responding to a widely publicized report that cosmic microwave background — the glow left over from the explosive start of the universe believed to have occurred 13.7 billion years ago — contains echoes of previous cycles of cosmic birth and death (SN: 12/18/10, p. 10).

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