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Sundial Design Program Sundial Design Program
Sundial Design Program- Software to design a vertical (wall mounting) sundial for walls that face up to 60 degrees away from due-south. ...
Frans Maes' Sundial Site Frans Maes' Sundial Site
Frans Maes' Sundial Site- Describes a number of sundials of different types, mostly from northern Europe. ...
Jaipur - Jantar Mantar Jaipur - Jantar Mantar
Jaipur - Jantar Mantar- Describes the jantar mantar (or yantra mandir) of Jaipur, and the massive sundials and other astronomical devices built there. ...
A Photo Collection of Beautiful Painted Wall Sundials A Photo Collection of Beautiful Painted Wall Sundials
A Photo Collection of Beautiful Painted Wall Sundials- Photographs with descriptions, showing a number of patterns painted on walls. ...
SDAC Eclipse Information SDAC Eclipse Information
SDAC Eclipse Information- Solar eclipse information at the Solar Data Analysis Center (NASA). ...
The Sundial Primer - Get "Hooked on Gnomonics" The Sundial Primer - Get "Hooked on Gnomonics"
The Sundial Primer - Get "Hooked on Gnomonics"- Offers advice, instructions, and resources for creating a wide variety of sundials. ...
Sundial - Wikipedia Sundial - Wikipedia
Sundial - Wikipedia- Account includes a description of the commoner types, an explanation of the relevant science and maths, and a history of sundial use. ...
Cadrans Solaire Cadrans Solaire
Cadrans Solaire- Describes different types of sundials, has other technical and general information. Offers free Shadows software to compute sundials of a number of different types for anywhere in the world. ...
SUNDI: Sundial Design Software SUNDI: Sundial Design Software
SUNDI: Sundial Design Software- Shareware and freeware software for design and planning for the most popular. ...
Sundials: the Art of Shadows Sundials: the Art of Shadows
Sundials: the Art of Shadows- An essay on the use of sundials in gardens. ...
Analemmatic Sundials Analemmatic Sundials
Analemmatic Sundials- Descriptions of these vertical post sundials, why they work, detailed account of the maths necessary to plot the hour lines. ...
Solar Time Solar Time
Solar Time- Describes sundials that can tell sunrise and sunset times, the angle of solar declination and the time at night. (Flash based site). ...
Sunbeams & Sundials - Liverpool Museums Sunbeams & Sundials - Liverpool Museums
Sunbeams & Sundials - Liverpool Museums- Guides to the use of the sun for telling time and marking the seasons. ...
Encyclopaedia Britannica - Sundials and Shadow Clocks Encyclopaedia Britannica - Sundials and Shadow Clocks
Encyclopaedia Britannica - Sundials and Shadow Clocks- Animations of some of the historical stages of the development of sundials. ...
Sundials of Scotland Sundials of Scotland
Sundials of Scotland- Descriptions with photographs of Scottish sundials, ancient, old and new as well as sundials from some other places. Includes registers of sundials seen, which are fully searchable by any criterion. ...
Macmillan Hunter Sundials Macmillan Hunter Sundials
Macmillan Hunter Sundials- A range of sundials for measuring the hours and reading the season as well as astronomical instruments for complex calculations. ...
Multidimensional Gravity and Cosmology Multidimensional Gravity and Cosmology
Multidimensional Gravity and Cosmology- Review article by V. N. Melnikov on exact solutions in multidimensional cosmology. Based on talks given at the eigth Marcel Grossmann Meeting, in Jerusalem. ...
Topology of the Universe Topology of the Universe
Topology of the Universe- A simple introduction to the idea that the universe might have a more complicated shape than is usually assumed, and to the consequences of that idea. Written by Mark Baltovic; uses simple mathe ...
Cosmic Topology Cosmic Topology
Cosmic Topology- Technical article by M. Lachieze-Rey and J. P. Luminet about cosmic topology: global properties of the universe that are not restricted by general relativity. ...
Minkowski Functionals in Cosmology Minkowski Functionals in Cosmology
Minkowski Functionals in Cosmology- A brief (if technical) tutorial on the basic features of Minkowski functional, a new class of morphological measures. Includes information on their practical application for simulation ...
Current Trends in Mathematical Cosmology Current Trends in Mathematical Cosmology
Current Trends in Mathematical Cosmology- Technical article which reviews current unsolved problems in mathematical cosmology, including the question of singularities, problems associated with the definition and asymptot ...
Universe Today: The Universe is Not Expanding Uniformly Universe Today: The Universe is Not Expanding Uniformly
Universe Today: The Universe is Not Expanding Uniformly- Article about a finding by Mike Hudson of the University of Waterloo in Ontario, Canada, that different parts of the Universe are expanding at different rates. ...
Legacy Archive for Microwave Data Analysis Legacy Archive for Microwave Data Analysis
Legacy Archive for Microwave Data Analysis- Contains both original data and descriptions for NASA's past missions to explore the cosmic background radiation, notably about the Cosmic Background Explorer (COBE) satellite. ...
WMAP Mission homepage WMAP Mission homepage
WMAP Mission homepage- Homepage of the Wilkinson Microwave Anisotropy Probe, a NASA satellite launched in 2001. The goal of WMAP are precision measurements of the cosmic microwave background, the "electromagnetic echo" o ...
BOOMERanG (Caltech) BOOMERanG (Caltech)
BOOMERanG (Caltech)- One of the homepages of the BOOMERanG project, a balloon-borne millimeter-wave telescope designed to study the anisotropy in the cosmic microwave background radiation. Includes a project overview, a ...
The Cosmic Microwave Background The Cosmic Microwave Background
The Cosmic Microwave Background- Information about the cosmic microwave background radiation by Douglas Scott (University of British Columbia). Includes texts for a general audience, an FAQ, a number of images, and links ...
The Cosmic Microwave Background The Cosmic Microwave Background
The Cosmic Microwave Background- Review article by A. W. Jones and A. N. Lasenby (Cambridge University) about the electromagnetic remnants of the big bang phase. Requires undergraduate-level physics knowledge. Published ...
Introduction to the Cosmic Microwave Background Introduction to the Cosmic Microwave Background
Introduction to the Cosmic Microwave Background- Basic explanations of key concepts related to the cosmic background radiation, including the big bang models of an expanding universe and the ripples in the density of the ...
Latest Supernovae Latest Supernovae
Latest Supernovae- Includes a list of the currently observable supernovae, along with information on their location and reference images. ...
Planck Satellite Planck Satellite
Planck Satellite- Homepage of an ESA mission due to be launched in late 2008, and designed to make precision measurements of the cosmic background radiation. Includes an image gallery, a science overview, a technical ove ...
BOOMERanG Project BOOMERanG Project
BOOMERanG Project- Homepage for a research project that, in 1998 and 2003, used a balloon-borne telescope to measure minute anisotropies of the cosmic background radiation. Features press releases, technical papers and d ...
What is Dark Matter? What is Dark Matter?
What is Dark Matter?- One-page explanation of dark matter from the Usenet Physics FAQ, written by Scott I. Chase. ...
The Cosmological Constant The Cosmological Constant
The Cosmological Constant- Review article by Sean Carroll (Caltech) on one of the most important open cosmological questions: the physics behind the acceleration of cosmic expansion. Requires undergraduate physics knowle ...
Supernova Cosmology Project Supernova Cosmology Project
Supernova Cosmology Project- Homepage of a research project based at Lawrence Berkeley National Laboratory, dedicated to using observations of supernova explosions to measure the distance of far-away galaxies; this, in t ...
Quintessence and the Cosmological Constant Quintessence and the Cosmological Constant
Quintessence and the Cosmological Constant- A review of the basic idea of the cosmological constant, and of proposals to replace it by a time-varying field. By Michael Doran and Christof Wetterich. ...
Dark Energy Survey Dark Energy Survey
Dark Energy Survey- Project aiming to understand why the universe is accelerating and not being slowed by the mass it contains. ...
Astronomy 350: Cosmology Astronomy 350: Cosmology
Astronomy 350: Cosmology- Material for a course taught by Joseph S. Tenn at Sonoma State University in Spring 2008. Contains useful links to lecture notes and to an annotated list of books, articles, and websites on cosm ...
Cosmology Course Notes Cosmology Course Notes
Cosmology Course Notes- Information about the course Cosmology and Exobiology, read in the fall semester 1999 by E. and K. Oestaard, at the Physics Institute of NTNU, Trondheim. In its current form, this contains lecture ...
Dark Matter Mystery Dark Matter Mystery
Dark Matter Mystery- Elementary introduction to dark matter, suitable for a general audience. The pages are part of the public outreach effort of the Chandra X-Ray Observatory, and hosted by Harvard University. ...
Discussion about Dark Matter Discussion about Dark Matter
Discussion about Dark Matter- Transcript of an on-air discussion between physicists Michio Kaku and Stuart Samuel on the subject of dark matter. Suitable for a general audience. Aired on WBAI's "Explorations in Science" ...
Dark Matter Dark Matter
Dark Matter- Description of dark matter, its properties and consequences. Includes texts, plots, graphs and schematics. By Martin White (University of California, Berkeley). ...
Primer on Dark Matter Primer on Dark Matter
Primer on Dark Matter- Concise illustrated overview of the current status of dark matter. Some basic previous knowledge of astronomy is needed. By Mike Guidry (University of Tennessee, Knoxville). ...
The Early History of Dark Matter The Early History of Dark Matter
The Early History of Dark Matter- Article about the discovery of, and early research on, dark matter by Zwicky, Smith, Babcock and Oort in the 1930's and 1940's. By Sidney van den Bergh (Dominion Astrophysical Observator ...
CDMS Experiment CDMS Experiment
CDMS Experiment- Homepage of the Cryogenic Dark Matter Search experiment at the University of California, Berkeley. The experiment uses a large germanium crystal cooled to 20 mK to search for weakly interacting, massive ...
Direct Searches for Dark Matter Direct Searches for Dark Matter
Direct Searches for Dark Matter- A review of the methods and findings of searches for particle constituents of nonbaryonic dark matter. Requires some previous knowledge of particle physics and cosmology. By Bernard Sadou ...
CRESST CRESST
CRESST- Homepage of the CRESST experiment (Cryogenic Rare Event Search with Superconducting Thermometers), a European collaboration to search for particle constituents of dark matter in the Gran Sasso laboratories. ...
Particle Dark Matter: Evidence, Candidates and Constraints Particle Dark Matter: Evidence, Candidates and Constraints
Particle Dark Matter: Evidence, Candidates and Constraints- Review article on particle dark matter, with a focus on experimental searches. Suitable for graduate students or advanced undergraduates. By Gianfranco Bertone, ...
Experimental Searches for Dark Matter Experimental Searches for Dark Matter
Experimental Searches for Dark Matter- Extensive review article about attempts to detect dark matter particles. Includes a summary of the observational evidence for dark matter, and accounts of the different principles o ...
UK Dark Matter Collaboration UK Dark Matter Collaboration
UK Dark Matter Collaboration- Homepage of a UK-based collaboration that, from 1987 to 2007, operated a series of underground detectors in search of weakly interacting massive particles – candidate constituents of dark ma ...
ZEPLIN-III ZEPLIN-III
ZEPLIN-III- Homepage of a collaborative experiment that searches for dark matter constituents. Includes information about the experiment, the collaborators in the UK, Portugal, and Russia, and publications. ...

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