The mantis shrimp's perfect shield

The shield-like tail segment, or telson, of the smasher mantis shrimp is a multiscale structure with ridges on the outside and a structure shaped like a spiral staircase on the inside. It's inspiring a new class of lightweight, impact-resistant materials for helmets, cars, and more

from Top Technology News -- ScienceDaily http://bit.ly/2WGmTP2