Rats can tell the difference between two human languages.
Joseph Gayetty of New York City invented toilet paper in 1857.
If you rearrange the words "Admirer" you can spell "Married"
In 2005, Canada was the single-largest trading partner with the United States. China was second and Mexico was third.
Mafia in Old Arabic means 'sanctuary'.
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
72% of people in Mali earn less than $1 per day.
The Giant South African Earthworm can grow up to 22 feet long and 1 inch in thick.
The Sand Hills in central and north central Nebraska consist of grass-covered sand dunes and cover one-quarter of the state.
In 1940 the United States Army Corps of Engineers completed Fort Peck, one of the largest earthfill dams in the world.