Discover the World from One Convenient Location
Access frequently updated subjects ranging from science to geography, history to cultures, and more.
Understand the history behind the headlines, find background data for a work project, and more.
Enhance your research with interactive tours, exciting multimedia, and relevant articles from online and magazine links.

Easy & Trusted Companion to Online Research
82,000+ Articles
166,000+ Magazine & Web Links
NEW! Explore Interactive Article & Media Tours
Merriam-Webster's Dictionary & Thesaurus, Atlas, Timelines, & More
Rich Multimedia Photos, Videos, Audio, & More

System Requirements

Microsoft(R) Windows(R) 2000 or XP
Pentium III(R) or equivalent processor
512 MB RAM
1.7 GB free hard-drive space (2.3 GB for Full installation)
DVD-ROM drive
1024 x 768 resolution, 16-bit color
Sound card and speakers recommended
Printer recommended
Internet access recommended

Requirements for Macintosh
Macintosh(R) OS 10.4.x
PowerPC G5 or Intel Core Processor
512 MB RAM
1.7 GB free hard-drive space (2.3 GB for Full installation)
DVD-ROM drive
1024 x 768 resolution, millions ofcolors
Sound card and speakers recommended
Printer recommended
Internet access recommended