The 7.69 kHz frequency is not perfect for gold prospecting ... Bounty Hunter Land Ranger Pro has all the top-ranked needed factors to be the best metal detector for coins, but its pinpoint button ...

Since there is only one unpaired electron in the outermost layer of an alkali metal atom, the total spin of the atom ... and magnetic moment of the ferromagnetic object can be found by detecting this ...

The Metro School District wants to expand Evolv metal detectors to all high schools following an outcry from parents, costing ...

We traveled 1,200 miles to go metal detecting in New Hampshire! We were in search of colonial coins and relics. We found ...

KALAMAZOO, MI -- Kalamazoo Public Schools is considering adding metal detectors to the main entrances of the district’s high ...

While we were Metal Detecting an old house for coins we got a surprise with something we have never found before using a ...

Antioch High School in Nashville, Tennessee, where a deadly shooting took place last Wednesday, did not have metal detectors due to some administrators’ concerns about racism, the New York Post ...

KALAMAZOO, MI -- Kalamazoo Public Schools is considering adding metal detectors to the main entrances of the district’s high schools and middle schools. KPS administration held a community ...

NASHVILLE, Tenn. (WSMV) - The online petition ‘Mandate Installation of Metal Detectors in All Schools’ has nearly 2,000 signatures as of Monday morning. The petition was created on change.org ...

However, some Antioch parents have called for the installation of metal detectors. “The number one thing right now is protecting our children,” godmother of an Antioch High School student ...

Having already piloted digital hall passes, Arizona's second largest school district is weighing whether to spend $1.5 million on metal detectors that would have to be staffed and monitored.

QUT researchers created a biosensor using engineered proteins to detect and extract rare earth elements, offering a potential ...