Need to Know. A 10-dollar bill wasn't always the size it is today. Older bills, sometimes called "horse blankets," were quite a bit bigger. These large notes measured about 7.42 by 3.1 inches.

Republicans are trying to create tax deductions for tips, car loan interest and overtime pay. Experts say they wouldn’t ...

A close-up of the front of the US 10-dollar bill bearing the portrait of Alexander Hamilton, America's first Treasury Secretary, is seen on December 7, 2010 in Washington, D.C.

1. The very feel of the bill. For the first time, the engraving process includes the effect of "raised printing." This effect "can be felt throughout the $100 note, and gives genuine U.S. currency ...

Dollar coins last six times as long as $1 bills, and could save the U.S. government $4.4 billion over 30 years, according to the GAO.

10) If you thought that a mutilated, torn or even incomplete dollar bill is worthless, think again. You can tape two halves of a dollar bill together and a bank will replace it, reports TIME Money.