Pascual Jordan's legacy and the ongoing research in quantum field theoryPascual Jordan's path-breaking role as the protagonist of quantum field theory (QFT) is recalled and his friendly dispute with Dirac's particle-based relativistic quantum theory is presented…Bert Schroer·Oct 21, 2010SaveLearn
Professor C. N. Yang and Statistical MechanicsProfessor Chen Ning Yang has made seminal and influential contributions in many different areas in theoretical physics. This talk focuses on his contributions in statistical mechanics, a field in…F. Y. Wu·Oct 9, 2010SaveLearn
Comets in Australian Aboriginal AstronomyWe present 25 accounts of comets from 40 Australian Aboriginal communities, citing both supernatural perceptions of comets and historical accounts of bright comets. Historical and ethnographic…Duane W. Hamacher, Ray P. Norris·Oct 5, 2010SaveLearn
Astronomical Symbolism in Australian Aboriginal Rock ArtTraditional Aboriginal Australian cultures include a significant astronomical component, perpetuated through oral tradition and ceremony. This knowledge has practical navigational and calendrical…Ray P. Norris, Duane W. Hamacher·Sep 24, 2010SaveLearn
Australian Aboriginal Geomythology: Eyewitness Accounts of Cosmic Impacts?Descriptions of cosmic impacts and meteorite falls are found throughout Australian Aboriginal oral traditions. In some cases, these texts describe the impact event in detail, sometimes citing the…Duane W. Hamacher, Ray P. Norris·Sep 22, 2010SaveLearn
The scientific legacy of J. P. ElliottJames Philip Elliott, one of the towering figures of nuclear physics of the second half of the twentieth century, died on the 21st of October 2008. Obituaries appeared in the British press but…P. Van Isacker·Sep 20, 2010SaveLearn
When Everything hinges On GravitationNewton's basic ideas developed and evolved throughout his career and changed in sometimes surprisingly profound ways. In this paper I propose an outline of the evolution of Newton's…Karin Verelst·Sep 15, 2010SaveLearn
Evolution of National Nobel Prize Shares in the 20th CenturyWe analyze the evolution of cumulative national shares of Nobel Prizes since 1901, properly taking into account that most prizes were divided among several laureates. We rank by citizenship at the…Juergen Schmidhuber·Sep 14, 2010SaveLearn
Una controversia historica al servicio de una situacion de aprendizaje: una reconstruccion didactica basada en Dialogo sobre los dos maximos sistemas del mundo de GalileoIt is difficult for the common sense to admit that an object dropped from the top of the mast of a ship moving at a constant velocity falls down at the bottom of the mast because it keeps inside the…Cecile de Hosson·Sep 3, 2010SaveLearn
FAPP and Non-FAPPThis is a pedagogical discussion of the foundations of the quantum theory.Jeremy Bernstein·Aug 25, 2010SaveLearn
History of Scientists? Elimination of Naive Beliefs about Movement - The testing of the theories of Galileo in his lifetime on board of a galley -Throughout the early history of Science the heliocentric world model was refused because it contradicted the thoughts of Aristotle and the medieval "Impetus" theory of movement. Even…Matthias R. Risch·Aug 25, 2010SaveLearn
The Kantian Framework of ComplementarityA growing number of commentators have, in recent years, noted the important affinities in the views of Immanuel Kant and Niels Bohr. While these commentators are correct, the picture they present of…Michael E. Cuffaro·Aug 17, 2010SaveLearn
Failed theories of superconductivityAlmost half a century passed between the discovery of superconductivity by Kamerlingh Onnes and the theoretical explanation of the phenomenon by Bardeen, Cooper and Schrieffer. During the intervening…Joerg Schmalian·Aug 3, 2010SaveLearn
The Stern Gerlach ExperimentWe present a history and analysis of this experiment.Jeremy Bernstein·Jul 14, 2010SaveLearn
A Chorus of BellsAn account of some of the life and work of John BellJeremy Bernstein·Jul 5, 2010SaveLearn
Memories of Murray and the Quark ModelLife at Caltech with Murray Gell-Mann in the early 1960's is remembered. Our different paths to quarks, leading to different views of their reality, are described.George Zweig·Jul 3, 2010SaveLearn
Georg de Buquoy - Founder of Mathematical Economy with South Bohemian RootsGeorg de Buquoy, Lord de Vaux, lived in Nove Hrady, Prague and Cerveny Hradek for most of his productive life. From his extensive scientific contributions, both theoretical and experimental, we…Dalibor Stys, Miroslav Valcihova·Jul 3, 2010SaveLearn
Accelerators Beyond The Tevatron?Following the successful operation of the Fermilab superconducting accelerator three new higher energy accelerators were planned. They were the UNK in the Soviet Union, the LHC in Europe, and the SSC…Joseph Lach·Jun 30, 2010SaveLearn
Fundamental Science and Improvement of the Quality of Life---Space Quantization to MRIHow the fundamental and purely quantum mechanical concept of space quantization and intrinsic spin led to totally unanticipated practical improvements to the Quality of Life such as Magnetic…M. J. Tannenbaum·Jun 29, 2010SaveLearn
"Astronomy" or "astrology": a brief history of an apparent confusionThe modern usage of the words astronomy and astrology is traced back to distinctions, largely ignored in recent scholarship. Three interpretations of celestial phenomena (in a geometric, a…A. Losev·Jun 27, 2010SaveLearn
P.A.M. Dirac and the Discovery of Quantum MechanicsDirac's contributions to the discovery of non-relativistic quantum mechanics and quantum electrodynamics, prior to his discovery of the relativistic wave equation, are described.Kurt Gottfried·Jun 23, 2010SaveLearn
Science for Peace in the Benefit of Humankind. The Hippocratic Oath for Scientists conceptThis article shows the importance that has had the scientific research, the technological development and the innovation processes in increasing the lethality of the available weapons during the last…Guillermo A. Lemarchand·Jun 17, 2010SaveLearn
Moving Charge Distributions in Classical Electromagnetism and the FitzGerald-Lorentz ContractionIn [Eur. J. Phys. 25 (2004) 123-126], Dragan V. Red zić is led to the FitzGerald-Lorentz contraction by comparing electromagnetic images of a moving point charge and a moving conducting…Patrick Moylan·Jun 10, 2010SaveLearn
Scientific Metaphors in the journalistic discourseScientific education and divulgation not only amplify people's vocabulary and repertory of scientific concepts but, at the same time, promote the diffusion of certain conceptual and cognitive…Osame Kinouchi, Angélica A. Mandrá·Jun 6, 2010SaveLearn
The Problem of the Observer in PhysicsThis paper has been withdrawn by the author. In this short paper I present a new approach to the problem of measurement, based on the difference between language (reality) and meta-language…Davide Bondoni·Jun 1, 2010SaveLearn