Astronomy

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  The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory

  Brian Greene

  Hardback

  A new edition of the New York Times bestseller—now a three-part Nova special: a fascinating and thought-provoking journey through the mysteries of space, time, and matter.

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  The Future of Spacetime

  Stephen W. Hawking, Kip Thorne, Igor Novikov, Timothy Ferris, Alan Lightman, Richard Price

  Paperback

  Where the science of black holes, gravitational waves, and time travel will likely lead us, as reported by spacetime's most important theoreticians and observers.