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fMRI, or functional magnetic resonance imaging, looks at blood flow in the brain to detect areas of activity. Learn about fMRI and its invention.

Ever wonder how to volunteer for search and rescue? Visit HowStuffWorks to learn everything about how to volunteer for search and rescue.

Microlending is a new type of lending that has entered the scene. Learn how microlending works and what risks are involved.

Mirrors are explained in this article from HowStuffWorks. Learn about mirrors.

Why can't we solve the Amelia Earhart mystery? Read about her disappearance and why what happened to Amelia Earhart remains a mystery.

Balneotherapy, or the therapeutic use of water, is a safe and time-tested treatment. Learn about uses and history of balneotherapy.

Weather control is being looked at by Chinese officials as a way of ensuring clear skies for the Olympic Games. Read about weather control methods.

Felted mittens or a mitten and headband set make great gifts for yourself or a loved one. Learn more about these free knitting patterns.

Drawing boats like speedboats and pirate ships can be easy and fun. Learn to draw all sorts of boats with these simple step-by-step instructions.

Many people are interested in algae biodiesel as a green fuel. Learn all about algae biodiesel and how researchers make biodiesel from algae.

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