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Study Waves Cautionary Flag About Nanotubes

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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