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Whenever I buy salt (or even get it in little packets at a restaurant), it says that it is "iodized". What is "iodized", and why?

My four-year-old asked, "Why are boogers sticky?" I really didn't know what to say...

It's a "controversial" condiment if there ever was one. But what is liquid smoke anyway and why do some people hate the stuff?

We see faces in clouds, on buildings - heck, in grilled cheese sandwiches. But why is that? And how is this a help to our survival?

Why does lettuce in a bag stay fresh longer than a head of lettuce? Check out this article to learn the answer and more.

Grilling history began the past 100 years. Learn about grilling history, who made grilling famous and why in this article.

Sloths move slowly mostly because of their vegetarian diet. Learn why sloths move slowly and how their anatomy supports such lethargy.

One of the most interesting things about a cell phone is that it is really a radio. Find out why cell phones are named as they are.

If you ingest these sweeteners without a second thought, it might be time to think again. Learn about why artificial sweeteners are unhealthy.

The Korean War technically ended, but is still not over. HowStuffWorks looks at the war and why it's still important today.

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