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

Explore HISTORY shows, watch videos and full episodes, play games and access articles on historical topics at History.com.

The National Geographic Channel is the home for the best animals, nature, history, science, engineering, people, places, and exploration content on your television, PC, and mobile device.

I love sports and Religion so I'll be writing many Hubs on those Topics especially boxing and Mixed Martial Arts. I will also be writing on many...

Profile of author RicardoE on HubPages.

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...

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Healthcare Global features the latest healthcare business news + information for executives in the Healthcare industry. Read the latest news on health companies medical equipment and devices, nursing homes, pharmaceuticals, hospitals and more.

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Voices has information on every topic. Submit your content and get paid.