Printable Kirigami Template (IMAGE) University of Pennsylvania Caption Try it yourself: With a cut and a few folds, this structure could serve as a shelter or a microfluidic channel. Because the researchers' rules keep the hexagons in proportion once the cuts and folds are made, the technique can be applied broadly across length scales and material types. Credit University of Pennsylvania 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.