In a metal like copper, however, the outer electrons swim around freely and are shared by all the atoms. That’s why ...

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 ...

Rough Science has a gold theme running through it, and one of the challenges for the first episode was to make a metal detector to help locate this precious metal. Iron, gold and other metals Metals ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. Metal detectors used to be really bulky, heavy machines, ...

We spent weeks testing the best metal detectors on the market. Here are our top six picks. Purchasing one of the best metal ...

North Carolina school systems are exploring metal detectors and new-fangled weapons detection systems to keep guns out of schools. But several experts caution those systems may not be worth the ...