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Surprising Science —

The Strongest Material Known to Man

Graphene is in incredibly strong, one-molecule thick layer of carbon atoms that could someday be used to create life-sustaining nanorobots.
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Every Wednesday, Michio Kaku will be answering reader questions about physics and futuristic science.  If you have a question for Dr. Kaku, just post it in the comments section below and check back on Wednesdays to see if he answers it.

Today, Dr. Kaku addresses a question posed by Matthew Books: Will nanotechnology allow robots to swim around in our bodies, turning us into supermen?

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