Before you toss your old pennies in the coin jar, take a closer look at them. They could be worth thousands of dollars to avid coin collectors — that’s a lot of money for pennies. Explore More: 6 ...

An Australian coin collector couldn’t believe his luck when he found a rare coloured $2 coin. The Royal Australian Mint has ...

You may think you know your color wheel, but the stories behind these rare colors around the world just might blow your mind.