Dissolvable devices make better medical implants.
Nanoparticles boost solar power's prospects.
Zhong Lin Wang thinks piezoelectric nanowires could power implantable medical devices and serve as tiny sensors.
Donald Sadoway conceived of a novel battery that could allow cities to run on solar power at night.
Krishna Palem thinks a little uncertainty in chips could extend battery life in mobile devices--and maybe the duration of Moore's Law, too.
Artificially structured metamaterials could transform telecommunications, data storage, and even solar energy, says David R. Smith.
Tiny fibers will save lives by stopping bleeding and aiding recovery from brain injury, says Rutledge Ellis-Behnke.
By teaching silicon new tricks, John Rogers is reinventing the way we use electronics.
James Baker designs nanoparticles to guide drugs directly into cancer cells, which could lead to far safer treatments.