A family sorting through their father's possessions were shocked to discover a very rare $1 bill. Erin Kelley shared a picture of the bill Tuesday on Reddit, where it has received more than 97,000 ...

Most people handle dozens of dollar bills without ever noticing a small, blue five-pointed detail that only some carry. This small star at the end of a U.S. bill's serial number shows that the bill is ...

For decades, federal law has forbidden gun owners from scratching out the serial numbers that manufacturers are legally required to place on firearms. The reason is obvious: These serial numbers help ...