| PID_Without_a_PhD Overview of the PID control theory in plain text. Addresses mathematical background, tuning and transient response. |
| Resource_Center_for__Engineering_Laboratories_on_the_Web Resource center dedicated to the control and process dynamics of the University of Tennessee. Includes interactive experiments, tutorials and publications. |
| Review_of_Classical_Control_Theory Review of the control theory from the University of Arizona, USA. Addresses feedback control, steady state errors, transient and frequency response. |
| Russian_Systems_and_Control_Archive Information about Russian specialists, groups, institutes, foundations, conferences, journals and books related to systems and control. [English, Russian] |
| Signals,_Systems_and_Control_Demonstrations Resource of applets and interactive lectures dedicated the control theory from the Johns Hopkins University. |
| System-Specific_PI_Control_Theory_for_Fluid_and_Motion_Systems Scientific summary about analytical PI and PID control tuning methods. |
| Tuning_a_PID_Controller Describes the different types of controller. Addresses efficiency and stability aspects. |
| Web-Based_Control_System_Analysis_and_Design Applets to generate Bode diagrams, Nichols chart and Nyquist diagrams. |
| Wikipedia__Control_Engineering Definition of control engineering. Includes modelling approaches and application fields. |
| Wikipedia__Control_Theory Comprehensive overview and glossary about the theory. Includes definitions, mathematical aspects, historical background and examples. |
| Astronomy_Today_-_Cosmology Articles on related topics in popular magazine style. |
| The_Boomerang_Project Cosmic microwave background mapping project. Press releases and downloadable academic papers. |
| A_Brief_History_of_Time quotations from the Stephen W. Hawking book. |
| COBE The Cosmic Background Explorer satellite. Instruments, scientific results, related links. |
| The_Cosmic_Microwave_Background Extensive CMB information from the University of British Columbia. |
| Cosmology Companion site to the PBS mini-series, discussing the challenge to traditional Christian views posed by the scientific understanding of cosmological evolution, and ways in which they might be reconcil |
| Cosmology A collection of links. |
| Cosmology A summary of research areas at the University of Kansas, with links to activities and personnel. |
| Cosmology__A_Research_Briefing An online book from the National Academy of Sciences. Includes chapters on CMBR, the large scale structure of universe, and the physics of the early universe. |
| Cosmology_Books_and_Links Annotated list of books, articles, and websites from a popular course at Sonoma State University. |
| CosmoNet An "interactive book" focusing on the topics of astronomy, cosmology, and theoretical physics. It also provides a number of services including an index of all 88 constellations, several interactive g |
| Distant_Galaxies_and_Cosmology_Models Article on possible cosmological models. |
| Galaxy_Formation_and_the_Intergalactic_Medium This site is dedicated to summarizing the research of Paul Shapiro's cosmology group. Of interest mainly to specialists. |
| Good_Cosmology_Sites Links to cosmology resources, and a tutorial by a UCLA professor. |
| Great_Debates_in_Astronomy Following in the footsteps of the famous April 1920 'Great Debate' between Harlow Shapley and Heber Curtis, this series of debates among leaders in the astronomical community highlight major quests i |
| Introduction_to_Cosmology A NASA site for the general public featuring a collection of questions and answers on cosmology. |
| Introduction_to_the_Cosmic_Microwave_Background Basic explanations of key concepts, including the Big Bang, expansion of the universe, and the ripples in the density of the early universe that led to the galaxies and stars we see today. |
| LAMBDA_-_Legacy_Archive_for_Microwave_Background_Data Cosmic Microwave Background (CMB) archive of science research. CMB data is an important aspect of research in cosmology. |
| MACHO_Project Primary aim is to test the hypothesis that a significant fraction of the dark matter in the halo of the Milky Way is made up of objects like brown dwarfs or planets: these objects have come to be kn |
| MAP_Home_Page MAP is a MIDEX class mission, selected by NASA in 1996, to probe conditions in the early universe. MAP measures temperature differences ("anisotropy") in the cosmic microwave background radiation. |
| Max_Tegmark Cosmologist's personal site including discussions of movies, experiments, and data analysis efforts. |
| Messier_81_Internal_Motions van Maanen's astrometrically determined internal motions of the spiral nebula Messier 81. |
| MSAM/TopHat_High_Altitude_Scientific_Balloons A series of scientic experiments flying as balloon payloads in Texas and Antarctica, designed to measure the medium-scale anisotropy of the cosmic microwave background radiation (CMBR). |
| Mysteries_of_Deep_Space_-_History_of_the_Universe_Timeline From PBS Online |
| Ned_Wright\'s_Cosmology_Tutorial An illustrated introductory guide to the topic, attempting to summarize modern discoveries on the origin, current state, and future of our Universe. |
| NOVA_-_Runaway_Universe Examines the size, future and fate of the universe as well as the possible existence of others. Also explores what happens in a supernova explosion, a map of the universe on a cosmological scale, and |
| The_Origin_of_Elements Arno Allan Penzias Nobel Lecture. |
| Phantom_Energy_and_Cosmic_Doomsday Phantom energy, with negative sum of pressure and energy density, could lead to the universe tearing itself apart in a "Big Rip". |
| Planck_Satellite ESA mission designed to find the three cosmological parameters: the Hubble parameter, the density and the deceleration parameter from variations in the cosmic background radiation. |
| Revved-Up_Universe Astronomers are convinced that the expansion of the Universe accelerates. |
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