Gravity machine (IMAGE) Stanford University Caption Schematic of gravity machine - a rotating microscope that enables virtual reality arena for plankton and marine snow. The tool enables an infinite field of view microscope in the Z-axis, enabling observation of a sedimenting particle over long periods of time. Credit Rebecca Konte, PrakashLab, Stanford Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.