Horizon. the end of physics? / In search of the dark :

A quarter of the stuff in our universe is unaccounted for. We see its effects written across the heavens, but it has never been seen and cannot be explained. This mysterious substance is known as dark matter. Scientists hope that, by discovering the identity of dark matter, they will discover an ess...

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Bibliographic Details

Other Authors:	Heron, Zoe (Producer), Leonard, Peter (Television producer and director) (Director, Producer)
Format:	Video
Language:	English
Language Notes:	In English.
Published:	London, England : BBC Worldwide, 2015.
Series:	Academic Video Online
Subjects:	Dark matter (Astronomy) Dark energy (Astronomy) Matière sombre (Astronomie) Énergie sombre (Astronomie) Documentary television programs Documentary television programs. Documentaires télévisés.
Online Access:	Connect to this streaming video (Alexander Street Press)