American Vacuum Society
   Includes descriptions of the society's aims, online access to publications, administrative information, related news and information on conferences.
   http://www.avs.org/

British Vacuum Council
   The representative for Great Britain on the International Union for Vacuum Science, Technique and Application. As such it has a role to stimulate international collaboration in the fields of vacuum science, techniques and applications and related multi-di
   http://www.astec.ac.uk/vacsci/British-Vacuum-Council/

Building your own Vacuum pump
   How to build your own Vacuum pump
   http://www.dream-models.com/eco/vacuumpump.html

Gas Flow Regimes and Pumping Speed
   Theory on gas flows, pipe conductances, throughput and pumping speed.
   http://www.newequation.net

Graphic Symbols for Vacuum Components
   A handy indexed reference for examples of graphic symbols for components used in vacuum technology. Useful when constructing vacuum system schematics.
   http://vacuumfeedthru.com/tech_libr/symbols/default.htm

History of Vacuum science
   This website tells about several vacuum scientists who endowed vacuum science development.
   http://vacuumscientists.com/

How Thermoses (Vacuum Flasks) Work
   For inquisitive people howstuffworks.com tells about how thermoses work. You can find there other vacuum-based devices as vacuum cleaner and television.
   http://home.howstuffworks.com/thermos.htm

International Union for Vacuum Science, Technique, and Applications
   International meetings, conferences and workshops, educational opportunities, international awards and prizes.
   http://www.iuvsta.org

Introduction to Vacuum Technology
   Some basic principles for beginners. [PDF]
   http://www.phys.uwosh.edu/rioux/texts/vacuum.pdf

Mc Nally Institute
   An excellent resource with enormous amount of information for advanced vacuum users about pumps and seals (troubleshooting, specifications etc.)
   http://www.mcnallyinstitute.com

Oxford Vacuum Science
   Oxford Vacuum Science Ltd promotes good vacuum practice and understanding through the provision of training, design and consultancy services, and supply of bench-top thin film deposition research equipment.
   http://www.oxford-vacuum.com

Physical Vacuum
   Theory of vacuum physics for experts
   http://perfectvacuum.org/

Pressure, Mean Free Path, Units Converter
   Background information about gas pressure and gas molecule mean free path and helpful pressure units converter.
   http://www.greatbond.net/index.htm

Pulsed Laser Deposition
   Thin film vacuum deposition technique using short laser pulses to produce flux of deposited particles from a target. This technique provides an excellent quality of the film.
   http://www.physandtech.net/index.htm

Pumps
   Description of some types of vacuum pumps.
   http://negative-pressure.net/

Pumps - The Engineering ToolBox
   Different information on pumps and piping systems.
   http://www.engineeringtoolbox.com/34.html

The AVS Education Website
   Promotes communication, dissemination of knowledge, recommended practices, research, and education in the use of vacuum and other controlled environments to develop new materials, process technology, devices, and related understanding of material properti
   http://www.avseducation.org/

The Bell Jar
   Site of vacuum technology and techniques for students and amateur scientists. Articles; links; experiments.
   http://www.belljar.net/

The Pumps Encyclopedia
   Describes a number of vacuum pumps and their work principles.
   http://vacuumenergy.net/

The Society of Vacuum Coaters
   Education and information about vacuum coating. Technical conferences, educational programs, publications.
   http://www.svc.org/

Thermo Vacuum Generators
   One of the worlds leading manufacturers of UHV components. On this web-site you will also find a lot of reference data on vacuum components (e.g. pumps, gauges, valves, flanges etc.) including their principles of operation.
   http://www.vacgen.com

Ultra High Vacuum
   Describes what ultra high vacuum (UHV) is, why we need in it, how to get UHV.
   http://www.getphysics.net/index.htm

Vacuum Energy
   Two theories that describe the behaviour and characteristics of the physical vacuum.
   http://about-nature.net/vacuum/

Vacuum Physics
   Introduction to vacuum technology, leak detection, vacuum measurements, working principles of vacuum pumps and seals.
   http://homelaboratory.net/

Vacuum Structure
   Theoretical predictions of vacuum structure.
   http://finalvacuum.net/

Vacuum Technology Guide
   Links to buyers guides, organizations, research, eZines and journals world-wide.
   http://www.sansalone.de/engl/links.htm

Vacuum Technology Lessons
   Lessons and practical exercises on Vacuum Technology.
   http://acept.la.asu.edu/PiN/rdg/vacuum/

Vacuum Technology and Vacuum Coating Forum
   Discuss subjects about vacuum physics, vacuum and coating systems, evaporation coating and sputtering technology.
   http://www.industrycommunity.com/myforum/alex_yuan/index.html

Vacuum in Modern Science
   Several important issues of modern vacuum science are considered. Quantum friction and casimir effect are among them.
   http://vacuumbriefly.com/

Vacuum in Physics and Life
   Advanced vacuum theory considerations applied to black holes theory.
   http://modernvacuum.com/

Vacuum pumps
   Contains descriptions of several types of vacuum pumps and general information about productions of low pressures. Good for students.
   http://www.studhelp.net/vacuum/index.htm

What is vacuum?
   Nice web-site for beginners who want to know "what vacuum is"...
   http://www.inter-uni.com/wanttoknow/index.html

World of Pumps
   Contains descriptions of several unique pump types.
   http://vacuumpumpsnature.net/