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The universe is filled with galaxies — more than a trillion by some estimates — and we’ve only mapped a fraction of them. But answering some of the most pressing mysteries plaguing astronomers today, ...

Physicists who work with a concept called string theory envision our universe as an eerie place with at least nine spatial dimensions, six of them hidden from us, perhaps curled up in some way so they ...

The 3D production Hidden Universe has been released in IMAX® theatres and giant-screen cinemas around the globe, with world premieres on 28 June 2013 at Great Lakes Science Center in Cleveland, Ohio, ...