DARK SIDE OF THE UNIVERSE - Discovery Science Space (full documentary)

2014 November 20
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DARK SIDE OF THE UNIVERSE - Discovery Science Space (full documentary)

SHOP AMAZON - GIVE THE GIFT OF AMAZON PRIME http://amzn.to/2epew38 Dark Side of the Universe - With Alan Alda (full documentary). Thanks for watching. history life discovery science technology tech learning education national nature geographic earth planet channel universe space outer galaxy shuttle mars moon sun solar system black hole travel time alien world nasa milky way parallel dimension dimensions multiverse quantum physics mechanics energy mission satellite exploration mission complete documentaries