All sites of Physics

Gravity Probe B Gravity Probe B
Gravity Probe B- Gravity Probe B is the relativity gyroscope experiment being developed by NASA and Stanford University to test two extraordinary, unverified predictions of Albert Einstein's general theory of relativity. ...
Experimental Basis of Special Relativity Experimental Basis of Special Relativity
Experimental Basis of Special Relativity- A summary of tests of the foundations and predictions of special relativity, by Tom Roberts, Siegmar Schleif and others. Part of the Physics FAQ. ...
Experimental Tests of Relativistic Gravity Experimental Tests of Relativistic Gravity
Experimental Tests of Relativistic Gravity- Slides and audio for a talk given by Thibault Damour (IHES) at the Kavli Institute for Theoretical Physics (UCSB); information about the Parametrized Post-Newtonian Formalism, ...
BBC News: Einstein was Right, Probe Shows BBC News: Einstein was Right, Probe Shows
BBC News: Einstein was Right, Probe Shows- Early results from a mission to test two key predictions of Albert Einstein show he was right about at least one. ...
The Confrontation between General Relativity and Experiment The Confrontation between General Relativity and Experiment
The Confrontation between General Relativity and Experiment- Review article by Clifford Will, published in Living Reviews in Relativity. Gives a complete survey of tests of general relativity using laboratory experiments ...
Shapiro Radar Bounce Test Shapiro Radar Bounce Test
Shapiro Radar Bounce Test- A two part overview of the Shapiro radar bounce test of general relativity. (The two parts consist of a section for normal people, and one for nerds) ...
Principles of Equivalence: Their Role in Gravitation Physics and Experiments that Test Them Principles of Equivalence: Their Role in Gravitation Physics and Experiments that Test Them
Principles of Equivalence: Their Role in Gravitation Physics and Experiments that Test Them- Article by Mark P. Haugan and Claus Lämmerzahl about the different versions of the equivalence principle (one of the basic assu ...
Testing General Relativity with Pulsar Timing Testing General Relativity with Pulsar Timing
Testing General Relativity with Pulsar Timing- Article by Ingrid H. Stairs (University of British Columbia) published in Living Reviews of Relativity about how pulsar timing methods can be used to test different predicti ...
Eotvos and Novel Equivalence Principle Test Eotvos and Novel Equivalence Principle Test
Eotvos and Novel Equivalence Principle Test- Describes proposed experiments to test whether the equivalence principle is violated when test masses of different chirality are used (parity violation). By Alan M. ("Uncle Al ...
General Relativity in the Global Positioning System General Relativity in the Global Positioning System
General Relativity in the Global Positioning System- Brief text by Neil Ashby (University of Colorado) about the influence of relativistic effects on the satellite navigation system GPS; from the "Matters of Gravity" new ...
Relativity in the Global Positioning System Relativity in the Global Positioning System
Relativity in the Global Positioning System- Thorough review article by Neil Ashby (University of Colorado) about the various relativistic effects that play a role in the operation of the Global Positioning System and ot ...
Lectures on Gravitational Lensing Lectures on Gravitational Lensing
Lectures on Gravitational Lensing- Lecture notes by Ramesh Narayan (Harvard-Smithsonian Center for Astrophysics) and Matthias Bartelmann (Max Planck Institute for Astronomy) about the basic concepts and applications of g ...
Relativistic Contraction Relativistic Contraction
Relativistic Contraction- Relativists consider it a very important exercise to have students decide how to measure the length of a rapidly moving object. ...
Gravitational Lens Data Base Gravitational Lens Data Base
Gravitational Lens Data Base- Homepage of CASTLEs, a gravitational lensing survey based at the Harvard-Smithsonian Center for Astrophysics. The main feature is a data base, complete with images, of all gravitational lens ...
Gravitational Lenses Gravitational Lenses
Gravitational Lenses- Site hosted by the Université de Liège; features a bibliography, a list of lensing candidates, and descriptions of didactical experiments (involving glass lenses) useful for a better understanding o ...
Gravitational Lensing from a Spacetime Perspective Gravitational Lensing from a Spacetime Perspective
Gravitational Lensing from a Spacetime Perspective- Article by Volker Perlick (Technical University, Berlin) published in Living Reviews in Relativity about gravitational lensing in curved spacetime (as opposed to descri ...
HubbleSite News Center: Gravitational Lenses HubbleSite News Center: Gravitational Lenses
HubbleSite News Center: Gravitational Lenses- List of images taken by the Hubble Space Telescope of Gravitational Lenses (including the famous Einstein Cross picture); updated continually. ...
Strong and Weak Lensing Constraints on Galaxy Mass Distribution Strong and Weak Lensing Constraints on Galaxy Mass Distribution
Strong and Weak Lensing Constraints on Galaxy Mass Distribution- Review article by Jean-Paul Kneib about the way that gravitational lensing can be used to infer the mass distribution of galaxies (including the detection ...
Weak Gravitational Lensing Weak Gravitational Lensing
Weak Gravitational Lensing- Article by Matthias Bartelmann and Peter Schneider about the statistical analysis of weak lensing effects that can be used to gain information about the large-scale mass distribution within ou ...
Gravitational Lensing in Astronomy Gravitational Lensing in Astronomy
Gravitational Lensing in Astronomy- Review article by Joachim Wambsganss, published in Living Reviews in Relativity. Provides a brief history of gravitational lensing, an overview of the basic physics and of the variety ...
Gravitational Lensing with Wineglasses Gravitational Lensing with Wineglasses
Gravitational Lensing with Wineglasses- Explains how gravitational lensing can be simulated using wine glasses as (unusually-shaped) glass lenses. Includes images and diagrams to explain the different phenomena gravitati ...
Spacetime Wrinkles Spacetime Wrinkles
Spacetime Wrinkles- Online exhibition by the National Center for Supercomputing Applications about gravitational waves and the role played by computer simulations in exploring this phenomenon. Also contains basic informa ...
Gravitational Radiation: A New Window onto the Universe Gravitational Radiation: A New Window onto the Universe
Gravitational Radiation: A New Window onto the Universe- Review article by Kip Thorne (Caltech) about the basic concepts of gravitational wave physics and the prospects of gravitational wave astronomy. ...
Gravitational Waves: An Introduction Gravitational Waves: An Introduction
Gravitational Waves: An Introduction- This paper presents an elementary introduction to the theory of gravitational waves. This article is meant for students who have had an exposure to general relativity, but results fr ...
Harry Collins's Gravitational Wave Project Harry Collins's Gravitational Wave Project
Harry Collins's Gravitational Wave Project- Website about a long-running project on sociological aspects of the search for gravitational waves (Cardiff University). Includes some preprints and articles, as well as summar ...
Gravitational Radiation from Post-Newtonian Sources and Inspiralling Compact Binaries Gravitational Radiation from Post-Newtonian Sources and Inspiralling Compact Binaries
Gravitational Radiation from Post-Newtonian Sources and Inspiralling Compact Binaries- Review article by Luc Blanchet, published in Living Reviews in Relativity; describes (at the graduate or advanced undergraduate level ...
Gravitational Waves Gravitational Waves
Gravitational Waves- Collection of articles about various aspects of gravitational wave physics, from an overview of current and planned detectors to an illustration of the three-dimensional structure of simple gravitati ...
Mission Design for LISA Pathfinder Mission Design for LISA Pathfinder
Mission Design for LISA Pathfinder- Article by M. Landgraf, M. Hechler and S. Kemble about the design of the LISA Pathfinder mission, which is meant to test the technology needed for the planned space-based gravitational ...
Gravitational Wave Group Gravitational Wave Group
Gravitational Wave Group- Members, research, thesis, proceedings, LCGT Project, information, and links. At the Institute for Cosmic Ray Research, University of Tokyo. ...
Einstein and Hilbert: The Creation of General Relativity Einstein and Hilbert: The Creation of General Relativity
Einstein and Hilbert: The Creation of General Relativity- Discusses the correspondence between the two, their priority dispute, and their amicable resolution of it. By Ivan T. Todorov. ...
History Topic: General Relativity History Topic: General Relativity
History Topic: General Relativity- An outline of the development of the theory, including a summary of relevant earlier work (from Aristotle to Maxwell); from the MacTutor History of Mathematics Archive (University of St ...
Einstein's Articles in "Annalen der Physik" Einstein's Articles in "Annalen der Physik"
Einstein's Articles in "Annalen der Physik"- Website by the Max Planck Institute for the History of Science (Berlin) presenting the seminal articles on relativity and other subjects that Einstein published in the physics ...
Relativity Tutorial Relativity Tutorial
Relativity Tutorial- An introduction to relativity using space-time diagrams. ...
History Topic: Special Relativity History Topic: Special Relativity
History Topic: Special Relativity- Concise summary of the history of special relativity, from Maxwell and Lorentz to Einstein; from the MacTutor History of Mathematics Archive (University of St. Andrews). ...
Olinto De Pretto Olinto De Pretto
Olinto De Pretto- Wikipedia article about the Italian industrialist and claims that he published the famous formula E=mc² two years before Einstein did. ...
History of Special Relativity History of Special Relativity
History of Special Relativity- Wikipedia article on the genesis and development of special relativity and its precursors. ...
Relativity Priority Dispute Relativity Priority Dispute
Relativity Priority Dispute- Wikipedia article about the various contributors to special and general relativity, and about the contentious questions of who has priority on the different ideas and concepts involved, and i ...
Henri Poincaré and Relativity Theory Henri Poincaré and Relativity Theory
Henri Poincaré and Relativity Theory- Identifies the contributions made to the special theory of relativity by Poincaré and argues that the theory "has been created not by A. Einstein only but even to a greater extent by ...
Einstein, Nordström and the Early Demise of Scalar, Lorentz Covariant Theories of Gravitation Einstein, Nordström and the Early Demise of Scalar, Lorentz Covariant Theories of Gravitation
Einstein, Nordström and the Early Demise of Scalar, Lorentz Covariant Theories of Gravitation- About the development of general relativity, Einstein's early rejection of Lorentz-covariant theories of gravity, and Nordstr ...
History of General Relativity History of General Relativity
History of General Relativity- Wikipedia article on the development of relativity. Includes sections about observational tests and alternative theories. ...
Eclipse Showed Gravity Vatiation Eclipse Showed Gravity Vatiation
Eclipse Showed Gravity Vatiation- New York Times article on the 1919 eclipse observations by two British expeditions, which confirmed the predictions of general relativity for light deflection near the sun. ...
A Note on Relativity before Einstein A Note on Relativity before Einstein
A Note on Relativity before Einstein- The first presentation of the Lorentz transformations, including the crucial time dilation, belongs to Larmor (c. 1897). ...
Lost in Einstein's Shadow Lost in Einstein's Shadow
Lost in Einstein's Shadow- American Scientist magazine article describes the people whose work paved the way for the special theory of relativity. By Tony Rothman; also includes link to PDF version. ...
Living Reviews in Relativity Living Reviews in Relativity
Living Reviews in Relativity- A peer-refereed, solely online physics journal publishing invited reviews covering all areas of relativity research. Published by the Max Planck Institute for Gravitational Physics (Albert E ...
General Relativity and Quantum Cosmology E-Print Archive General Relativity and Quantum Cosmology E-Print Archive
General Relativity and Quantum Cosmology E-Print Archive- E-Print Archive "gr-qc" in which many articles about general relativity and related topics are published (in advance of publication in conventional journals). Bas ...
Classical and Quantum Gravity Classical and Quantum Gravity
Classical and Quantum Gravity- A journal for physicists, mathematicians and cosmologists working in the fields of gravitation and the theory of spacetime (via IOP Publishing: Electronic Journals). ...
Matters of gravity (1991-2006) Matters of gravity (1991-2006)
Matters of gravity (1991-2006)- Newsletter of the American Physical Society's Topical Group on Gravity, published two times a year, which gives a highly informative overview of recent developments in gravity and general ...
General Relativity and Gravitation General Relativity and Gravitation
General Relativity and Gravitation- Journal published by Springer, devoted to articles on general relativity and its applications. ...
Bondi, Hermann (1919-2005) Bondi, Hermann (1919-2005)
Bondi, Hermann (1919-2005)- Biography of the Austrian-born, British cosmologist whose name is associated with steady-state cosmology, Tolman-Bondi solutions, accretion onto black hole, and the k-calculus; from the MacTut ...
De Sitter, Willem (1872-1934) De Sitter, Willem (1872-1934)
De Sitter, Willem (1872-1934)- Brief biography of the Dutch astronomer who was one of the first to think about the theory's cosmological applications (de Sitter space); from the MacTutor History of Mathematics Archive (U ...

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