He studies tiny, tiny dots

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Ghidewon Arefe is a graduate student in mechanical engineering at the University of Minnesota.

I think the BODY WORLDS exhibit has wonderful educational potential for the general public.

Arefe is using nanotechnology in an attempt to detect breast cancer. What’s his secret? He makes tiny silicon nanocrystals that glow bright colors, are safe in the body, and target dangerous cancer cells.

What is nanotechnology?