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Calendars and Time
Includes calendars for current and future years; "handy dates" such as leap years, week numbers, and holidays; information on moon phases; and more.
Chambers's Book of Days
An electronic version of the 1879 text subtitled A Miscellany of Popular Antiquities in Connection with the Calendar including Anecdote, Biography, & History, Curiosities of Literature and Oddities of Human Life and Character.
Lists holidays and cultural events around the world by date, country, or religion; also includes a search function.
Historic Events and Birth-Dates
Lists births; deaths; holidays; religious events and observances; and major events on this day in history. Related pages allow searching by month and day, or by month and year, to locate equivalent information for other dates.
Lifelines of important persons from their date of birth to their date of death; timelines for major civilizations; and year-by-year listings of important events in science, culture, and politics. Includes maps and links to short encyclopedia-like entries on people, places, movements, and events in history. Select People to retrieve lifelines and biographical information.
Information Please Almanac
The Almanac may be searched, browsed, or cross-searched along with an english language dictionary, a thesaurus, an atlas, and The Columbia Encyclopedia, Sixth Edition.
Naval Oceanography Portal: Astronomical Applications
Links to information on sunrises; sunsets; phases of the moon; eclipses; positions of the sun and moon; seasons; plus other astronomical data and information.
Official U.S. Time
The "official" time for each area of the U.S.; provided cooperatively by the U.S. National Institute of Standards and Technology and the U.S. Naval Observatory.
Resource for converting date/time, length/distance, temperature, speed, volume, weight, and much more.
Features a world clock with time zones; a calendar and date calculator; countdowns to any date; and other time and date related services. Search by city, place, or country to find the current time anywhere in the world.
U.S. Naval Observatory Master Clock Time
Lists the current date and time in each Standard Time Zone.
Perpetual calendars for the 19th, 20th, and 21st centuries, U.S. and Canadian Holidays from 1990 to 2020, Julian calendar dates, and more.
World Time Server
Shows current time, with a graphic showing the area of the world, for locations worldwide. Locations can be searched or listed by country or city; future event times can also be calculated.
Time zone maps with current times, maps of current night and day zones, and additional time related tools.