The first commercial cigarettes were made in 1865 by Washington Duke on his 300-acre farm in Raleigh, North Carolina. His hand-rolled cigarettes were sold to soldiers at the end of the Civil War. It was not until James Bonsack invented the cigarette-making machine in 1881 that cigarette smoking became widespread.
While commonly thought to be incredibly dumb, it appears sheep may have been seriously misunderstood creatures. New research indicates sheep are far more intelligent than previously thought. Scientists at the University of Cambridge have found that the creatures have the brainpower to equal rodents, monkeys and, in some tests, even humans. The results suggest that sheep have relatively advanced learning capabilities, are adaptable, can map out their surroundings mentally and may even be able to plan ahead.
The Washington, DC Metrorail system is a regional rapid transit system consisting of five lines, 83 stations and approximately 103 miles of track. System completion as originally planned was achieved on January 13, 2001. Construction began on December 9, 1969, with the first stations opening on March 27, 1976.