[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.

William Dandjinou and Steven Dubois earned gold medals Saturday in the penultimate event of the ISU Short Track World Tour as Canada continued its dominance on the speed skating circuit. Montreal ...

Determined by a combination of factors including international market behaviour, demand, supply and inflation, among others, gold prices in India are indicated by the Multi Commodity Exchange of ...