Nexus - Ramez Naam. On a nano drug that allows mind-melding.
Diamond Age - Neal Stephenson. A girl adventuring in a nanotechnology-defined future.
Radical Abundance, Engines of Creation, Nano-solutions for the 21st Century - Eric Drexler. Various nanotechnology-focused books that inspired much early work on nanotechnology.
What Does The Future Hold For Molecular Machines? | James Cooper, Nanotechnology Roadmap, Nanotech Tree 1, Nanotechtree 2 - Foresight Institute. Concepts and technology trees to advance toward atomically precise manufacturing.
Nanotechnology’s Spring - Eli Dourado. Easy-to-digest intro to the early promises of nanotechnology and recently accelerating progress.