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In December 2006, three babies were born from two separate wombs -- inside the same woman.

There are three basic systems that are used to recognize a person's touch. Learn how touch-screen monitors work.

Childbirth labor is divided into three stages. Understand the signs and symptoms of labor to help prepare for a healthy birth.

Named the happiest country in the world for the past three years in a row, Finland is considered a Nordic country. But is it part of Scandinavia?

Dividing fractions is easy once you learn a couple of rules and remember three words - keep, change and flip.

Looking for an entertaining game to play when you don't have a foursome? Knaves is an easy trick-taking card game for three. Learn how to play.

3-in-1 credit reports are explained in this article. Learn about 3-in-1 credit reports.

Contract Bridge took off as an international rage in the 1930s and is considered today by many to be the ultimate card game. Learn to play.

Mathematician Andrew Booker has found the three cubes that add up to the number 33, a long-unsolved math problem.

Baking yeast, which comes in three varieties, is used for baking bread. Learn more about baking yeast here.

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