How Stuff Works: Atomic Clock [ http://www.howstuffworks.com/atomic-clock.htm ]
Concise history, background, definitions and operational information regarding atomic clocks. - [ Read more ]

A Walk Through Time [ http://physics.nist.gov/GenInt/Time/time.html ]
Evolution of timekeeping through the centuries. - [ Read more ]

Time [ http://scienceworld.wolfram.com/astronomy/Time.html ]
Provides descriptions of several standards of time. - [ Read more ]

Light of Day [ http://www.lightofday.primetap.com ]
Shedding light on Queensland's daylight saving opposition. - [ Read more ]

CNN - World Time [ http://www.cnn.com/WEATHER/worldtime/index.old.html ]
Time Zone Map with Shockwave graphics. Roll over time zones and get GMT offset, or roll over major cities, and get the current time. Swatch beat display and converter as well. - [ Read more ]

Official U.S. Time [ http://www.time.gov/ ]
Public service cooperatively provided by the National Institute of Standards and Technology (NIST) and U. S. Naval Observatory (USNO). Clickable map of U.S.A. (Java Applet), gives the current time plus a world map showing current daylight. - [ Read more ]

Hampton Court Clock [ http://pages.zoom.co.uk/cosmicelk/hamptoncourtclock.htm ]
The story of the famous Astronomical clock at Hampton Court Palace. By the author of the original official guide books with the extra omitted information. - [ Read more ]

A Few Facts Concerning GMT, UT, and the RGO [ http://www.apparent-wind.com/gmt-explained.html ]
Explains the differences between several time systems. - [ Read more ]

The Time Now [ http://www.thetimenow.com/ ]
Choose a country and get the accurate (US network of cesium clocks) synchronized time. - [ Read more ]

Time Zones Of The World [ http://www.page-1.com/time/ ]
Live analog clocks provide fast local timechecks for 30 worldwide timezones. Based on PC program CLOX 2000. - [ Read more ]

Time and Date [ http://www.timeanddate.com/worldclock/ ]
Current time in tables of places in the world. Can be sorted and otherwise customized. Includes meeting planner and other time-related tools. - [ Read more ]

English Calendar [ http://www.albion.edu/english/calendar/ ]
Includes an ecclesiastical calendar and a section on old and new style dating. - [ Read more ]

Travelfurther Day of the Week Calculator [ http://www.travelfurther.net/dates/datesrus.asp ]
Calculator based on the Zeller Congruence. Valid present, future and back to the mid-18th century. - [ Read more ]

GMT [ http://wwp.greenwichmeantime.com/ ]
Provides comprehensive information on Greenwich and Time issues, including maps, GMT Converter and resources. - [ Read more ]

Summer Time, DST [ http://www.nmm.ac.uk/site/request/setTemplate:singlecontent/contentTypeA/conWebDoc/contentId/344 ]
Article from Royal Observatory Greenwich on European summer time, daylight saving time. - [ Read more ]

ClockGenius [ http://www.clockgenius.com/ ]
Shows the time in your preference areas of the world. - [ Read more ]

World Time [ http://www.worldtime.com/ ]
Interactive globe image that can be centered with a click or by choosing a country. Current time for the map center will show as offset from UTC. Settings like zoom factor, color and state borders can be customized. - [ Read more ]

Daylight Saving Time [ http://webexhibits.org/daylightsaving/ ]
History of daylight saving time and how we use it to save energy. - [ Read more ]

Time Cube [ http://www.timecube.com/ ]
Statements from an aggressive adherent of "nature's harmonic simultaneous 4-day time cube." - [ Read more ]

The New Calendar Reform [ http://home.comcast.net/~new_calendar/ ]
Lars Romare suggests a perpetual Gregorian calendar for international and universal use. Includes an extract from Encarta on previous attempts to reform the calendar. - [ Read more ]