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A washing machine is actually an amazing device once you get inside. Learn about the agitator, the pumps, the controller and much more!

Robotic surgery, once the stuff of fiction, is now a reality. Robots are already helping people operate. Learn more about robotic surgery.

Symbiosis can be mutually beneficial, helping two creatures survive in a hostile environment. Learn about the different forms of symbiosis.

Movie producers may appear to have glamorous jobs, but it can be anything but. Learn more about movie producers at HowStuffWorks.

Speech recognition allows people to compose documents and control their computers with their voice. Learn about the basic types.

Green communities do everything they can to limit their footprint on the environment. Find out what you can do to make green communities.

Scanning electron microscopes give scientists an incredible level of magnification. Learn about scanning electron microscopes.

Wood stoves work very well when they are maintained properly. Learn more about how wood stoves work at HowStuffWorks.

Airline travel for pets can be complicated, especially if you don't have the required materials. Learn all about airline travel for pets at.

The Taser shotgun shell is a small version of the Taser that can be loaded into a shotgun and fired. Learn about the Taser shotgun shell.

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