Fast forward a decade and 24.9 million of the coins were produced by the Royal Australian Mint. Out of those millions of 50 cent pieces produced that year, McCauley said it's not known how many ...

In the pockets and piggy banks of Australians, there may lie a small treasure worth more than a casual glance. Among the ...

it's not the first time code has been incorporated into a coin. The Australian Signals Directorate released an encoded 50 cent piece in 2022 to celebrate their 75th anniversary. It was solved by a ...

The long-standing and close relationship between The Note Printing Australia (NPA) and the Bank of Papua New Guinea (BPNG) ...