The big bang: are we in a ‘pics or it didn’t happen’ type situation?

This article is from the source 'guardian' and was first published or seen on March 24, 2015 14:24 (UTC). It last changed over 40 days ago and won't be checked again for changes.

You can find the current article at its original source at http://www.theguardian.com/science/shortcuts/2015/mar/24/the-big-bang-are-we-in-a-pics-or-it-didnt-happen-type-situation

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