Nature has spent millions of years building better protection. Think of a turtle’s shell, the hard outer shell of a crab, or the shiny inside of a seashell. These aren’t just for show. They help ...

Although sea shells of various types have been studied as sources of inspiration for impact-resistant manmade materials, the conch shell is known for being particularly tough. And while the reason for ...

Airman 1st Class Bryan Chang and Senior Airmen Amanda McCollum and Justin Nazari, all Air National Guard emergency managers, search for radioactive material during a Global Dragon training event at ...