What's the Difference Between Harry Potter and Nanotechnology?

What is the difference between Harry Potter and nanotechnology? Answer: they both look like magic but only one really is! Imagine materials as light as plastic and as strong as steel; car batteries that make gasoline look like steam power; or cancer treatments that selectively target diseased cells. Using nanotechnology, researchers are pushing the boundaries of what is possible, and making the dreams of yesterday the reality of tomorrow.

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