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How the Digestive System Works

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The digestive system absorbs and transports all the nutrients your body needs. Learn more about the digestive system.

How Communism Works

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Communism is a type of government that relies on collectivization of labor and good to equal out the classes. Learn about the workings of communism.

How Voodoo (Vodou) Works

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If asked to describe Voodoo, many people would mention pin-filled dolls, zombies and spirit possessions. Explore the Voodoo religion and find out if the stereotypes about it are true.

How Bonsai Works

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Bonsai is an ancient form of gardening that many consider to be art. Learn more about bonsai and the rich history that comes with it.

How Hulu Works

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Hulu lets you watch TV shows and movies online for free. So what's the catch? Is there a catch? See how Hulu works and Hulu's challenges.

How Dogfighting Works

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Dogfighting is a $500 million industry and has been associated with famous rappers and athletes, such as Michael Vick. Read more about dogfighting.

Early unmanned aerial vehicles (UAVs) primarily carried out reconnaissance missions in war zones, but the Reaper packs some serious heat. Is there anything more foreboding than a drone with a Hellfire missile?