The Defense Department is ready to deploy its Active Denial System, its version of a non-lethal stun gun based on gyrotron energy beam technology.
Researchers have developed unmanned surveillance aircraft modelled after birds that can blend into their surroundings and fly in flocklike formations.
A lie detector small enough to fit in the eyeglasses of law enforcement officers can tell whether a passenger is a terrorist by analyzing his answer to questions in real time.
Sandia National Laboratories is working on research to use microelectromechanical systems (MEMS) to counter terrorist threats ? not only to sense dangerous chemical, biological and nuclear agents, but also to identify and track the terrorists themselves.
Raytheon Systems is developing an artificial nervous system for use in future autonomous robot soldiers.