"Nanoengineering is learning how to make devices as small as 10 to 100 atoms in width. Much of the work is going on in the electronics industry, where there is great demand to pack more components onto computer chips."

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UV is bad for molecules because its high energy breaks the bonds between a molecule's constituent atoms. That's why UV is bad for you, too: it's always best to avoid things that decompose the molecules of your flesh.

— Neil deGrasse Tyson