Sandcastle_1 (IMAGE) Stanford University Caption A ball is launched with randomly chosen starting positions and velocities at a sandcastle. Using exploratory queries, a user can immediately jump to a sample where the front-left turret is smashed by the end of the animation. Credit Purvi Goel 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.