Double wave (IMAGE) Universiteit van Amsterdam Caption Kinks and skinks are localized lumps of energy that can travel through materials in a way similar to how a localized water wave travels. Image via MaxPixel. Credit MaxPixel Usage Restrictions No restrictions. License Public Domain 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.