LAPEER, Mich. – Sharp metal objects keep appearing among the wood chips at a playground in Southeast Michigan. The discovery ...

A metal detectorist named Peter Heads discovered an “exceptional ... and plan the best way to excavate without causing unnecessary damage. Researchers date objects from the trove back 2,000 years, and ...

Once [Huygens Optics] determined which coil was which, he started passing metal objects near the reception coil to see what happened on the ‘scope. Depending on the material type and the size ...