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There may be some reasons your nails are naturally dark. Check out 3 reasons your nails are naturally dark in this article.

A fish is a water-dwelling animal that breathes through gills and has a backbone, fins and a two-chambered heart.

Did your wool sweater get stretched out? If so, how do you shrink it back to its normal size?

In the late 17th century, wearing wigs became a common practice in law. But why has it endured for so long?

HowStuffWorks looks at the function of the hippocampus and the role it plays in storing long-term memories and creating new ones.

Lovebirds are intelligent and motivated by affection. HowStuffWorks gets to know these friendly little beauties.

The Shar-Pei is one of the most unusual-looking dogs around and has a fascinating history. HowStuffWorks checks out this wrinkly canine.

Starting a bank requires a good business plan, raising capital and going through a complex regulatory process.

The science is off the charts. Climate change is here and it's affecting the planet. We'll tell you how and where.

Foreign and foreign-language TV shows are making the crossover to American audiences in a huge way. Here are some must-sees.

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