Microlaser (IMAGE) University of Technology Sydney Caption As biosensing and bio-imaging research seeks to look deep inside tissue to the intracellular level miniaturising laser devices poses significant challenges for these nanoscale biological applications. Credit Jiajia Zhou Usage Restrictions Credit and use only with this article 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.