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There are two different scales of measuring temperature on Earth, but they merge at just one very cold number.

Gasification is the conversion of carbonaceous feedstock into synthetic gas. Learn all about gasification at HowStuffWorks.

Dry shampoos can be a quick fix when you don't have time to shower. But are dry shampoo sprays and foams good enough for use every day?

Americans spend an estimated $250 million annually on air purifiers for their homes. Learn why people buy air purifiers and how they work.

These folks abandoned their medical careers to get involved in other lines of work and make their names.

Chemical warfare and biological warfare is explained in this article. Learn about biological and chemical warfare.

Read about safe, effective herbal remedies for digestive problems that will help settle your stomach and improve digestive functions.

Apple cider is the signature beverage of autumn. Check out apple cider 101 and get all the facts and basics of this delicious fall beverage.

We've compiled everything you ever wanted to know about canned food in this article. Check out everything you ever wanted to know about canned food.

Thread count means the number of threads woven together in a square inch. Find out what that really means and if we're being tricked by thread count.

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