Cube (IMAGE) University of Maryland Caption "Our new materials have opened the door to a suite of new techniques for micro and nanofabrication," says University of Maryland's John Fourkas. In their paper, Fourkas and his group showcase 3-D structures including a cube composed of glass microspheres and a microscopic tetherball pole. Credit John Fourkas, University of Maryland Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.