[zaphod] had to research how a metal detector actually works. After reviewing the pros and cons of various approaches, the decision was made to go with a beat frequency oscillator (BFO) circuit.

Join the History Seekers as they explore old homes in Dallas, Georgia, uncovering silver coins and a surprising Civil War artifact. Using Minelab Equinox 800 and CTX3030 detectors, they bring local ...

The Trump administration is seeking to end an immigration policy cornerstone that since the 1990s has offered protections to ...

After suffering a serious wrist injury in a crash at the Spanish Grand Prix, South African Moto3 rider Ruchè Moodley is determined to make a comeback at Silverstone, despite the challenges of recovery ...

Technical innovations begin in academic research or military projects and are filtered down to mass markets. In the last few ...

The prospect of facing an accuser in court, or being called as a witness, can terrify children. But local agencies and child actors are collaborating on a project to reassure child victims and ...

On the morning after Mother’s Day, Sean “Diddy” Combs’ mom made her way in a black suit through the crowd that had begun lining up outside Manhattan federal court the previous afternoon for a chance ...

An injunction barring the enforcement of Florida’s drag-show ban will remain in effect after a federal appeals court ruled ...

Physical simulation is one way to attack EMI issues affecting computing equipment and environments in the medical arena.

Astronomical amounts of energy could be extracted from black holes—to build a gigantic bomb, for example. Experts have now ...

Fire officials are warning about a social media trend concerning students and their Chromebook laptops. Authorities have ...

Juveniles 16 or older accused of first-degree murder, aggravated criminal sexual assault or aggravated battery in which a ...