Those tiny squares of paper we stick on envelopes hold secrets that would surprise even the most curious minds. From the ...

A pair of rare British "error stamps" are set to go auction in Jersey. The stamps, issued from 1985, depict the Royal Mail Postbus but were printed in error due to ...

NEW YORK - "The holy grail of coins" and two of the world’s most valuable items in stamp-collecting are going up for auction next week in New York and could sell for a combined $37 million. The three ...

A block of rare postage stamps, found hidden in a cupboard, could be worth up to £200,000 when it is sold at auction. The Penny Blacks, the world's first type of adhesive postage stamp, were ...

A Christmas stamp over 50 years old could be sold for over £500 thanks to an unusual printing mishap. The three pence stamp depicting an angel from Heaven – one of just 24 unused examples in existence ...