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August 1949

Volume 2, Issue 8

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The origin of cosmic radiation

Edward Teller
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Cosmic ray research has been among the liveliest and most controversial subjects of pure physics in recent years. At a meeting in England last year the author submitted for discussion a theory that cosmic radiation originated within our own solar system. He explains it here.

Acoustics and modern physics

Philip M. Morse
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Early in May, 1949 the Acoustical Society of America held its twentieth anniversary meeting and in recognition of current attitudes grouped its papers functionally. With the main theme “Acoustics and Man,” acoustics was discussed in relation to the arts, to health and comfort, to communications, and to research. This article is taken from an invited paper.

Dangerous currents in the surf

Francis P. Shepard
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Rip currents, not undertow, can sweep the unwary swimmer seaward. Knowing how to spot these rips, and what to do if caught in a strong one, may help a swimmer save his life.
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Physical Aspects of Colour

Pieter Johannes Bouma, M. H. Pirenne, and David L. MacAdam, Reviewer
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High Polymer Physics, A Symposium

Howard A. Robinson, Editor and Bruno H. Zimm, Reviewer
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Books Received

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George H. Henderson

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Preston S. Millar

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Van L. Nixon

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Applegazing

H. B. Wahlin
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To Prevent Misunderstanding

Lyman Spitzer, Jr., William A. Higinbotham, Arthur S. Wightman, Donald R. Hamilton, David Bohm, Roy Britten, Robert R. Bush, Elmer G. Butler, Albert Einstein, Luther P. Eisenhart, Samuel A. Goudsmit, M. Stanley Livingston, Stuart Mudd, David Pines, Oswald Veblen, et al.
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Acoustics and Man

J. C. Steinberg
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Twentieth anniversary meeting

n Equals One

K. K. Darrow
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Semi‐centennial of APS

Automatic Librarian

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Rapid selector being tested

Translated from the Russian

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Brookhaven compiles guide to periodical literature

Harvard Synchrocyclotron Dedicated

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Third largest in operation

A Road to Survival

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Conference on resources

Instrument Clinic

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Precedes instrument conference

Semiconductors

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Conference announced

Correction

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Guggenheim grant in physics

Society Activities

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New board of governors at Argonne; Chicago Physics Club.
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Meson Creation

L. I. Schiff
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Science and Music

Wilmer T. Bartholomew
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Large Cloud Chamber

E. W. Cowan
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Hearing Thunder

Robert G. Fleagle
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Visual Color Standard

D. H. Hamly
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Molecular Symmetry Coordinates

J. Rud Nielsen and L. H. Berryman
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Pulse Height Analyzer

Dean A. Watkins
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Frequency Band Designations

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Calendar of Events

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Whereabouts

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