AdvertisementAny Way You Stack It, $14.3 Trillion Is A Mind-BenderJune 04, 2011NPR StafffacebookEmailStacked in dollar bills, the U.S. debt would stretch to the moon and back — twice. How can a brain deal with such big numbers? (iStockphoto.com)
Stacked in dollar bills, the U.S. debt would stretch to the moon and back — twice. How can a brain deal with such big numbers? (iStockphoto.com)