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For the student or professional - famous inventors and inventions - history timelines - patents trademarks and copyrights - manufacturing resources - interviews with successful inventors - understanding the business of how to sell or license your new...

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

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Timetoast is a place to create timelines that you can add to your blog or website. You can create historical timelines of important events, or build a timeline of your vacation. It

Buzzle.com is a diverse research-based web portal, your complete source for news, articles, categorized information and resources. For intelligent life on the Web, it

Profile of author RicardoE on HubPages.

WikiAnswers: Questions and Answers from the Community

Popular Mechanics is a service magazine covering a variety of information on home improvement, automotive needs, electronics, computers, telecommunications, outdoors, fitness and science and technology. Popular Mechanics also features product evaluat...

Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

Fact Monster is a free reference site for students, teachers, and parents. Get homework help and find facts on thousands of subjects, including sports, entertainment, geography, history, biography, education, and health.

Your ultimate online portal to the future. Reporting on what

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.