Kyle Mitchell tells MarketWatch it took him and some paid helpers more than four months to acquire the 5 million coins, which weigh almost 30 tons.

While most of the coinage one encounters in everyday life is worth only face value, some truly rare nickels from the past ...

Billionaires betting big on Bitcoin include Israel Englander, Paul Tudor Jones, and Alan Howard. According to a growing ...

There's a marketplace for coin enthusiasts to buy and sell rare coins, where you could make some decent money if you find one ...