CHAMPAIGN, Ill. -- Researchers provide the first mechanical description of the jaws of a group of trap-jaw ants that can snap their spring-loaded jaws shut at speeds of up to 50 miles per hour - just ...

Click and release: Experimental set-up used to constrain click beetles during X-ray synchrotron imaging at the Advanced Photon Source. (Courtesy: John J Socha) Click beetles use the elastic recoil of ...