Financial analysts evaluate investment opportunities. They work in banks, pension funds, mutual funds, securities firms, insurance companies, and other businesses. Financial analysts are also called securities analysts and investment analysts. Financial analysts can be divided into two categories: buy-side analysts and sell-side analysts. 1  Buy-side analysts develop investment strategies for companies that have a lot of money to invest. 2  Sell-side analysts advise financial services sales agents who sell stocks, bonds, and other investments.
His achievements include improvements to the telescope and consequent astronomical observations and support for heliocentrism. Galileo has been called the father of modern observational astronomy , the father of modern physics , and the father of modern science.
First published Fri Mar 4, 2005; substantive revision Wed May 10, 2017. Galileo Galilei (1564â1642) has always played a key role in any history of science and, in many histories of philosophy, he is a, if not the, central figure of the scientific revolution of the 17th Century. His work in physics or natural philosophy, astronomy, and the methodology of science still evoke debate after over 400 years.