Creating a better catalyst may be as simple as letting a virus do the construction for you. Angela Belcher and coworkers at MIT have used the M13 bacteriophage as a template for growing nanoparticles and nanowires of rhodium and nickel on ceria—a catalyst that can convert ethanol to hydrogen and is therefore promising for fuel cells. Read more at http://pubs.acs.org/cen/news/88/i24/8824notw8.html