While most coins have a fixed face value, some pennies can be worth more. With the US Treasury planning to stop minting ...

The South African Mint has put out a call for people to submit designs for a new R2 coin which depicts one of South Africa's bill of rights. This follows a SA25 coin series in 2019 which commemorated ...

The measure, reintroduced in Congress, is aimed at restoring confidence in a greenback the value of which has plunged to ...

School of Biological and Chemical Sciences, Joseph Priestley Building, Queen Mary University of London, Mile End Road E1 4NS, London, U.K. and Molecular Structure Laboratory, School of Chemistry, ...

G old coins have long been prized not only for their precious metal content but also for their historical value and rarity.