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Many different breeds of dogs compete in dog shows. So how do dog show judges determine who wins prizes and points at a dog show?

Discover how prisons works and explore this incredibly complex system. Keep reading to learn how prisons work and what life is like on the inside.

Diabetes has a direct effect on heart health. Learn how diabetes can cause or exacerbate many of the aspects of heart disease.

Pirates have sailed the seas for hundreds of years. Learn about pirates and find out if you have what it takes to live the pirate lifestyle.

Male puberty marks one of the most awkward times in a boy's life. Learn what changes happen during male puberty and all about male puberty hormones.

Extremophiles are organisms that live in "extreme" environments. Learn why extremophiles are remarkable, not only because of their habitats.

Polar bears are iconic for their shocking whiteness, ferocity and sheer size. Learn about polar bears, polar bear diet and polar bear habitat.

The Jaguar XKE, revealed in 1961, was a roadgoing race car that delighted drivers and reviewers. Find out what it's like to drive a Jaguar XKE.

Aquarium basics are the starting point to a rewarding hobby. Learn how to launch into the world of freshwater fish with a lesson in aquarium basics.

1940-1941 jeep designs by Willys, Ford, and Bantam came together to form the standardized World War II jeep that would make history. Learn more.

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