4D-Printed Smart Materials (video) Rutgers University Share Print E-Mail Loading video... Caption This video shows how 4D-printed smart materials can morph from stiff to soft and also change shape. Credit Chen Yang/Rutgers University-New Brunswick. Usage Restrictions None Share Print E-Mail 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.