Wave (IMAGE) Stanford University Caption The captured measurements can be played back as a video, showing light splashing across the wall as it scatters back from the hidden objects. Credit David Lindell Usage Restrictions Image may only be used with appropriate caption or credit 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.