Big Energy Savings for Tiny Machines (IMAGE) Simon Fraser University Caption Simon Fraser University physics graduate student Steven Large, left, and professor David Sivak model the folded and unfolded states of a DNA hairpin. Credit SFU 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.