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Answers for authors: What were the cosmic dark ages?

17 May 2017, 00:14 UTC
Answers for authors: What were the cosmic dark ages? NASA, ESA, and The Hubble Heritage Team (STScI/AURA)

It's 4.5 billion years ago. The energies of the big bang have faded, and the first stars are yet to ignite, so the universe is... dark. Which is why, with great logic and a nearly terminal lack of imagination, cosmologists call this period of the Universe’s existence ‘the dark ages’.

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