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  1. 1 day ago · History provides a chronological, statistical, and cultural record of the events, people, and movements that have made an impact on humankind and the world at large throughout the ages.

  2. 4 days ago · It is the dominant body of the system, constituting more than 99 percent of its entire mass. The Sun is the source of an enormous amount of energy, a portion of which provides Earth with the light and heat necessary to support life.

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  3. 2 days ago · Barack Obama (born August 4, 1961, Honolulu, Hawaii, U.S.) is the 44th president of the United States (2009–17) and the first African American to hold the office. Before winning the presidency, Obama represented Illinois in the U.S. Senate (2005–08).

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  4. 3 days ago · Consists of the online equivalent of the printed Encyclopedia Britannica plus numerous supplementary resources, including the Merriam-Webster's Collegiate Dictionary and Thesaurus, select magazine and journal articles, thousands of photographs and illustrations, and links to additional websites reviewed by the Britannica editors.

    • Kate Moore
    • 2010
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  6. 2 days ago · Editors prefer reliable secondary sources over the Encyclopædia Britannica when available. From 2009 to 2010, the Encyclopædia Britannica Online accepted a small number of content submissions from the general public.

  7. 6 days ago · Encyclopaedia Britannica Online - Academic Edition. Concise, scholarly articles on a wide range of subjects. Oxford English Dictionary (OED) Covers words from across the English-speaking world with etymological analysis, lists of variant spellings and shows pronunciation. Search Dictionaries and Encyclopedias. Reference Universe.

  8. 5 days ago · Britannica is online in e-books and on mobile devices. Britannica is about math, science, and social studies. Britannica is for the 2nd-grader learning math, the teacher explaining the laws of gravity, and the lifelong learner trying to understand the latest political crisis.

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