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Macro Vs. Nano

Chemically identical materials can take on very different properties -- and toxicities -- when manufactured in miniature.

Macro Vs. Nano

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Effects of Nanotubes May Lead to Cancer, Study Says
Article | Microscopic, high-tech "nanotubes" that are being made for use in a wide variety of consumer products cause the same kind of damage in the body as asbestos does, according to a study in mice that is raising alarms among workplace safety experts and others.

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