No president of the United States was an only child for his parents.
51
The United States does not have an official language.
88
In the US, it is legal for women to be publicly topless in 33 states. Male toplessness became legal in 1936.
4
Theodore Roosevelt read at least one book every day.
22
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
