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The 4% Universe: Dark Matter, Dark Energy, and the Race to Discover the Rest of Reality
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CD/Spoken Word
Book cover for 9781441769473
 
Unabridged edition from Blackstone Audio Inc (January 10, 2011)
9781441769473 | details & prices | 5.25 × 5.75 × 1.00 in. | 0.60 lbs | List price $29.95
About: Over the past few decades, a handful of scientists have been racing to explain a disturbing aspect of our universe: only four percent of it consists of the matter that makes up you, me, our books, and every star and planet.