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 Kentucky, US, every citizen is required by law to take a bath at least once a year.
699
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
Wyoming has only 2 sets of escalators in the entire state.
17
The United States consumes 25% of all the world's energy.
51
Seven U.S. states are named after sovereigns - four kings and three queens.
5
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
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