Sea cucumbers inspire switchable material

[Yang Li]

A sudden stiffening of the skin can help the humble sea cucumber defend itself from predators. Now, scientists in America have designed a new composite material that mimics this feat.
http://www.rsc.org/chemistryworld/News/2008/March/06030803.asp

基于海参遇到危险身体可以变硬的现象激发科学家制造出模拟的可逆材料