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Brain MRI Scan

Photo: MRI scans of a human brain
Magnetic resonance imaging (MRI) techniques provide an extremely detailed, 3-D view of a living brain. The technique is critical for identifying abnormalities such as tumors, spotting the warning signs of some brain diseases, and revealing the extent of trauma from strokes.
Photograph by Ken Glaser/Corbis

Health and Human Body Topics

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Photo: 2008 Grand Prize Winner

Photo Gallery

See who won this year’s grand prize trip to the Grand Canyon!

Photo: Puffin

Photo Contest

Think your photo is the "Ultimate" winner? Submit your best in six different categories.

Body: The Complete Human

Image: Cover of Body: The Complete Human book

Explore the human machine.

The Incredible Human Body DVD and Video

Image: Cover of the Incredible Human Body video and DVD

Explore the human body from the inside out.