Innovative "lighthouse" detectors that use a sweeping beam to quickly pinpoint a radiation source in seconds are reducing radiation exposure for workers and opening up new areas for robotic monitoring ...

Consumer-grade metal detectors can help you discover everything from buried treasure to loose change or hidden wiring. Many people enjoy spending hours sweeping over beaches or abandoned property in ...

While the hope of discovering a horde of Spanish gold doubloons or a priceless Egyptian necklace buried in the city park is always there, many people invest in metal detectors for more practical, ...