Richard Jones and commenters bring our attention to a number of enticing research papers on the use of catalysis and molecular motors to produce movement. One paper mentioned sounds particularly useful: an overview of progress on Synthetic Molecular Motors and Mechanical Machines. From the abstract: The widespread use of controlled ...

NYU prof Nadrian Seeman, who won the Foresight Institute Feynman Prize back in 1995, has done it again. From Science Daily: New York University chemistry professor Nadrian C. Seeman and his graduate student Baoquan Ding have developed a DNA cassette through which a nanomechanical device can be inserted and function within a DNA array, allowing ...