An extremely rare 1879 $4 gold coin could sell for $200,000 when it is auctioned next month. The 400 cent piece, known as the $4 Gold Stella, has a fascinating history, according to auction house ...

An extremely rare half-dollar coin from 1838, now valued at as much as $500,000, is set for auction this week. The 1838-O Capped Bust half dollar is one of only nine that are known to exist, according ...

Where James A. Stack Sr. acquired it is a mystery that may never be solved - but for more than 70 years, one of the rarest coins in American history sat quietly in his family's collection. Stack, a ...

Japanese artist Thumb Tani may have negotiated some deal with how gravity works on Earth for his coin sculptures. Or maybe he is somehow channeling Magneto’s superpowers. No way could be just ...