Dark Cosmos: In Search of Our Universe's Missing Mass and Energy

October 30, 2007|
Dark Cosmos: In Search of Our Universe's Missing Mass and Energy by Dan Hooper
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Everyone knows that there are things no one can see, for example, the air you''re breathing or a black hole, to be more exotic. But not everyone knows that what we can see makes up only 5 percent of the Universe. The rest is totally invisible to us.

The invisible stuff comes in two varieties—dark matter and dark energy. One holds the Universe together while the other tears it apart. What these forces really are has been a mystery for as long as anyone has suspected they were there, but the latest discoveries of experimental physics have brought us closer to that knowledge. Particle physicist Dan Hooper takes his readers, with wit, grace, and a keen knack for explaining the toughest ideas science has to offer, on a quest few would ever have expected: to discover what makes up our dark cosmos.

Everyone knows that there are things no one can see, for example, the air you're breathing or a black hole, to be more exotic. But not everyone knows that what we can see makes up only 5 percent of the Universe. The rest is totally invisible to us. The invisible stuff comes in two varieties—dark matter and dark energy. One holds the Un...
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Title:Dark Cosmos: In Search of Our Universe's Missing Mass and Energy
Format:Paperback
Product dimensions:256 pages, 8 X 5.31 X 0.58 in
Shipping dimensions:256 pages, 8 X 5.31 X 0.58 in
Published:October 30, 2007
Publisher:HarperCollins
Language:English
Appropriate for ages:All ages
ISBN - 13:9780061130335

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