Coal ash in the U.S. holds substantial rare earth elements, potentially reducing dependence on imports, with ongoing research and pilot projects working to make extraction economically viable. Coal ...

You don't need to be a coin collector to have piggy banks stashed around your house filled with quarters, dimes, nickels or ...

That’ll be ten dollars and two cents,” says the clerk. That’s not much if you shop right. My Early Thursday wine and Swamp ...

Most coins are worth their face value, but others are different story. Coin collectors seek rare currencies often valued at a ...

Artifacts tied to American abolitionist Harriet Tubman were found by archaeologists at her father's home in Hanover, Maryland ...