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

This article was updated and checked for accuracy in April 2024. It was originally published in 2021. Believe it or not, metal detection is actually possible on Android phones. In fact, the first ...

Learn the essentials of metal detecting, from choosing the right detector to understanding signals in the ground. This guide ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. With over 200 school shootings since 2022—46 just this year—it's no wonder public trust in ...