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Some Ottoman slaves were volunteers, believe it or not. Read about the devsirme system and the appeal of becoming an Ottoman slave.

Ever wonder how zinc can benefit skin? Visit HowStuffWorks to learn about the ways zinc can benefit skin.

Milia is a common baby skin problem. Learn more about how milia works at HowStuffWorks.

When do heart attacks occur? Well, all year, but there's an especially large spike during the holidays; find out why.

If you need a faster computer, adding more RAM may help. Learn about the benefits and drawbacks of making your computer faster with RAM memory.

Saving home energy can be as easy as insulating your house's envelope. Learn more about ways you can save home energy through insulation.

Arnold Palmer transcended his sport and became a national folk hero. Learn how Arnold Palmer popularized golf in the United States.

How can I avoid post-wedding weight gain? Visit TLC Weddings to find out how you can avoid post-wedding weight gain.

Did humans invent war out of necessity, or was it invented purely to take advantage of someone else? Find out why we invented war in this article.

The human brain has a great capacity to adapt, rewire and grow. How can you help your noggin reach its ultimate potential?

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