A new coin released by the Royal Australian Mint celebrates the Centenary of the Royal Australian Corps of Signals — but not all is at it seems. Beneath its golden facade, the $1 commemorative coin ...

Puzzlers and codebreakers can turn their minds to solving a new mystery message from today, using the Royal Australian Mint's latest coin release. It honours the Australian Army's 'signallers', the ...

The Royal Australian Mint has paid tribute to the Royal Australian Corps of Signals' centenary by unveiling a one-dollar coin with a hidden ...

Military coders issued with totally fungible bling. Now, be careful when you get ready to tip with loose change.