This particular innovation, where a PCB is packed with stepped circular or rectangular copper coins, is headed to markets where even the best air coolers are impractical – like miniature devices ...

While many of the most valuable coins aren’t in circulation anymore, there are still millions of coins changing hands every ...

Coming in at No. 2 on the Coin Trackers list, the 1943 Copper Penny could net you up to $250,000, depending on its condition. This penny is another happy accident, since the pennies minted that ...

“One of the earliest, if not the earliest, coins issued by the U.S., the 1787 Fugio Cent is steeped in history,” Byers said. “Although records are sparse, this copper coin is widely regarded ...

Buyers interested in the final Proof set of copper-nickel clad American Women quarter dollars in that four-year program can ...

Cascades of copper coins from the third to seventh centuries A.D. have also spilled from the site, collected from the floors of dwellings and from where they had been carefully cached by the hundreds.

Hyderabad: The Archaeological Survey of India (ASI) has made a significant discovery at the Srisailam Temple in Andhra ...