Alaska is the only state that can be typed on one row of keys on a QWERTY keyboard.
147
Wyoming has only 2 sets of escalators in the entire state.
17
In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
30
In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
26
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The retail price for the iPad would be $1,140 if it were built by American workers instead of Chinese.
100