How long are the two U.S. borders?
The length of the Canadian border is 3,987 miles.
The length of the Mexican border is 1,933 miles.
The three most popular natural attractions in the United States are: 1. The Grand Canyon (Arizona) 2. Yellowstone National Park (Wyoming) 3. Niagara Falls (New York)
The Greek word heureka, meaning “I have found it,” was made famous by Archimedes, a Sicilian philosopher (c. 287-212 B.C.). Archimedes was given the task of finding out whether a crown presented to the ruler of Syracuse was really pure gold or alloyed with an inferior metal. The philosopher was baffled until he stepped into…
In descending order, the top five are: 1. New Jersey. 96 2. New York. 63 3. Pennsylvania. 61 4. Michigan. 58 5. California. 48
Sigmund Freud’s original term for the unconscious mind was not id but es, the indefinite pronoun it in German. Freud borrowed that term from a physician, Georg Groddick, who in turn had borrowed it from his teacher Ernst Schweninger. As Freud’s ideas became popular in English-speaking countries, translators felt that simply calling the unconscious it…
As of 1990, 53 percent of Americans drink fluoridated water. Of these, 121 million drink artificially fluoridated water; 9 million drink water from naturally fluoridated sources.
American physicist Murray Gell-Mann (b. 1929) named the quark in 1964. He took the name from James Joyce’s Finnegans Wake. A quark, a subatomic particle with a fractional electric charge, is believed by physicists to be the fundamental unit of matter.