Find out more about the scientific method. Science as defined above is sometimes called pure science to differentiate it from applied science, which is the application of research to human needs. Fields of science are commonly classified along two major lines: 1  Natural sciences, the study of the natural world, and.
In the center a bird rising, and surrounding this the inscription Phoenix, Arizona - Incorporated February 25, 1881.. The first horse-drawn streetcar line was built along some 2 miles of Washington Street in 1887, and the kick off of this new mode of transportation was on Nov. 5.
The city of Phoenix was established in 1868. Two years later, the first survey and census of the city noted it was about a mile long and a half-mile wide, with 74 dwellings and a population of 250. Today, Greater Phoenix covers about 2,000 square miles and has a population of more than 4 million. Learn more about the history of Phoenix at the City of Phoenix's website. Learn & Plan