Scanning parks and beaches with one of these can be a unique and fascinating hobby.

From reuniting a woman with her late husband's wedding ring to finding historical shoe buckles, each hunt is unique.

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Armed with metal detectors, curious explorers are finding historical objects every day. For example, Bob Podhrasky, COO, senior vice president, and director of engineering at metal detector ...