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April 2007

Volume 60, Issue 4

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Defending Against Nuclear Weapons: A 1950s Proposal

Silvan S. Schweber
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The discovery of strong focusing inspired Robert Wilson's ingenious idea to use mobile particle accelerators as a countermeasure against atomic weapons.

Quantum Turbulence

William F. Vinen and Russell J. Donnelly
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Because superfluid eddies can only be formed from quantized vortex lines, one might expect quantum turbulence to be very different from its classical counterpart. But that's not necessarily so.

Quantum Size Effects in Metallic Nanostructures

Michael C. Tringides, Mieczyslaw Jałochowski, and Ernst Bauer
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Electrons confined in ultrathin metal films provide a window on the peculiar world of quantum mechanics.
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What has Quantum Mechanics to do with Factoring?

N. David Mermin
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Perspectives and Contributions Over the Past 75 Years

Charles W. Misner and Pedram Roushan
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Dark Energy and Field Equations Without λ

Alex Harvey
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A Microscopic Definition of Mass

J. W. G. Wignall
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Correction

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Time‐Reversed Microwaves Beat the Diffraction Limit

Charles Day
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Radiation from a modified antenna can be focused onto a spot 30 times smaller than the radiation's wavelength.

A Novel Composite is Stiffer than Diamond

Steven K. Blau
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A crystal form that is unstable in isolation can be confined in tin to yield a material with unprecedented resistance to compression or extension.

Mechanical Force May Determine the Final Size of Tissues

Charles Day
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By assuming compression inhibits cell division, two independent simulations account for the growth and size of a simple model organ.

Physics Update

Charles Day, Mark Wilson, and Phillip F. Schewe
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Quiet Boom Could Revive Supersonic Air Travel

Toni Feder
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Realizing overland supersonic flight is likely to proceed at a subsonic pace.

International Linear Collider Gets Reference Design and Cost Estimate

Bertram Schwarzschild
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But DOE warns that the design team's hope for completion of the 31‐kilometer‐long machine by 2019 may be too optimistic.
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Industry Supplants Academia as Career of Choice

Karen H. Kaplan
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From the 1940s through the 1980s, most physicists entering the job market snapped up positions in academia, shunning industrial posts, but that trend reversed itself by the early 1990s.

Interim Sites for Spent Nuclear Fuel Are of Limited Value

Jim Dawson
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Campaign Aims at Scientists and Engineers

Jim Dawson
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Europe Sets Astronomy Priorities

Toni Feder
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Europe Creates Research Funding Agency

Paul Guinnessy
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News Notes

Jim Dawson, Toni Feder, and Paul Guinnessy
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Web Watch

Charles Day
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CLEO∕QELS to Convene in Baltimore

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Against Technology: From the Luddites to Neo‐Luddism

Steven E. Jones and Robert L. Park, Reviewer
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The Three‐Body Problem

Mauri Valtonen, Hannu Karttunen, and Martin C. Gutzwiller, Reviewer
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Nano‐Hype: The Truth Behind the Nanotechnology Buzz and The Nanotech Pioneers: Where Are They Taking Us?

Steven A. Edwards and Mark A. Ratner, Reviewer
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Introduction to Computational Science: Modeling and Simulation for the Sciences

Angela B. Shiflet, George W. Shiflet, and Wouter van Joolingen, Reviewer
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Every Other Thursday: Stories and Strategies from Successful Women Scientists

Ellen Daniell and Catherine Fenselau, Reviewer
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New Books

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Focus on Photonics and Imaging

Lawrence G. Rubin
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Broecker to Receive 2006 Crafoord Prize

Karen H. Kaplan
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King Faisal Honor Goes to Stoddart

Karen H. Kaplan
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Wolf, Japan Prizes to be Presented

Karen H. Kaplan
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Lawrence Award Winners Are Selected

Karen H. Kaplan
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New Members, Associates Are Elected to NAE

Karen H. Kaplan
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In Brief

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Obituaries: Alan Graham MacDiarmid

Alan J. Heeger
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Obituaries: Sidney Millman

Theodore H. Geballe
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Obituaries: Donald Edward Osterbrock

C. Robert O'Dell and William P. Sheehan
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Data Analysis: Frequently Bayesian

Glen Cowan
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James Webb Space Telescope on Tour

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