Clipping spline and blood flow (IMAGE) Optica Caption The clipping spline provides unprecedented capabilities to see inside 3D images. The clipping spline (mesh) is defined by the control points (green) and provides a smooth cutaway view into the looping embryonic mouse heart, revealing the blood flow (orange and blue) in the heart’s atrium and ventricle. Credit Andre C. Faubert and Shang Wang, Stevens Institute of Technology Usage Restrictions None License Original 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.