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Some celebrities are known for their complexions, even without the help of airbrushing. Read about 10 celebrities known for their complexions.

Translucent concrete provides sturdy support to a structure without obstructing light. Learn how translucent concrete works.

You can get rid of a persistent cough without medication. Learn about how to stop coughing in this article.

Researchers have discovered a way to trigger and control a visual hallucination without drugs, illness or direct brain stimulation.

What sneaky sugars are infiltrating your diet without you realizing it? Learn about sneaky sugars.

Hydroponics is the practice of growing plants without soil. Learn more about how hydroponics uses water as the nutrients for plants.

The BCC feature in email allows a sender to copy someone on a message without the recipient knowing. But can the recipient find out?

Cutting molding can be frustrating without proper instruction. Learn how to cut molding properly at HowStuffWorks.

You use solenoids every day without ever knowing it. So what exactly are they and how do they work?

Infertility is defined as a couple's failure to conceive a child after one year of regular sexual intercourse without birth control.

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