Tiny tubes made of carbon atoms have been among the main ingredients of the nanotech revolution. But researchers have found that when injected into mice, nanotubes could behave in a way similar to the way asbestos fibers behave, forming lesions that lead to cancer.
Guests:
Vicki Colvin, executive director of The International Council on Nanotechnology; professor of chemistry and chemical engineering at Rice University
Andrew Maynard, chief science adviser for the Project on Emerging Nanotechnologies at the Woodrow Wilson International Center for Scholars
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