Buffalo nickels are not only nostalgic coins but also potentially worth much more than five cents to rare coin collectors.

You might have walked past a fortune today without even realizing it. That loose change rattling around in your pocket, the handful of quarters you tossed into a jar, or the pennies you almost left on ...

Kennedy half dollars still turn up in pocket change and bank rolls, but a handful of dates and varieties are worth far more than face value. I focus here on nine standout issues that auction records ...