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The official U.S. time. Public service cooperatively provided by the two time agencies of United States: a civilian agency, the National Institute of Standards and Technology (NIST), and its military counterpart, the U. S. Naval Observatory (USNO). A...

The Master Clock for the United States.

This site includes lots of information that is time and date related, such as yearly and monthly calendars, countdown counters and the world clock which shows current time in cities all over the world.

World Time Server shows current local time in cities and countries in all time zones, adjusted for Daylight Saving Time rules automatically. Even check current international weather conditions.

Physics, astronomy and science news, community, education and reference. Job board, directories, forums, chat, education reference, fun and more.

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NPR delivers breaking national and world news. Also top stories from business, politics, health, science, technology, music, arts and culture. Subscribe to podcasts and RSS feeds.

Get in-depth coverage of current and future trends in technology, and how they are shaping business, entertainment, communications, science, politics, and culture at Wired.com.

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.

Family owned since 1919, Lathem is a leading provider of time clocks, automated time and attendance systems, wall clocks and access control for business.

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