Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Elementary particle physics is the modern expression of the human quest to understand ...

From the early scattering experiments of Rutherford to the colliding beam experiments that produced the top quark with a mass almost as large as Rutherford's gold nucleus, particle beams have been the ...

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We’ve created a new way to explore the fundamental constituents of the universe. [Editor’s note: The full, interactive map is available below.] All of nature springs from a handful of components — the ...

The Committee on Elementary-Particle Physics was convened by the National Research Council's Board on Physics and Astronomy to assess the field of elementary-particle physics as part of the survey ...