Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
The average American spends a third of their overall time online playing games and using social networks.
298
The retail price for the iPad would be $1,140 if it were built by American workers instead of Chinese.
100
A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225
The United States has paved enough roads to circle the Earth over 150 times.
72
In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
28
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76