A Finland-based company has introduced what it claims is the first smart door lock that can be powered from energy harvested from a mobile device.
This charts show the pros and cons of five drive-train technologies.
A UK-based consortium comprised of the Centre for Process Innovation, Merck, and Polysolar are working on a design for integrated photovoltaic windows.
A researcher from The Ohio State University has designed objects that harness vibrations from the movement of swaying buildings or bridges to provide alternative energy.
Members of the IEEE Computer Society name cybersecurity as the top technology affecting their industries.