Natural science sciences, there are three great branches of "natural science" which stand apart by reason of the variety of far reaching deductions drawn from a small number of primary postulates — they are mechanics, electrodynamics, and thermodynamics. Today, natural sciences are more commonly divided into life sciences, such as botany and zoology; and physical sciences, which include physics, chemistry, geology, astronomy, and materials science. Natural science Natural science is a branch of science concerned with the description, prediction, and understanding of natural phenomena, based on empirical evidence from observation and experimentation. Mechanisms such as peer review and repeatability of findings are
Islamic schools and branches Islamic schools and branches This article summarizes the different branches and schools in Islam. The best known split, into Sunni Islam, Shia Islam, and Kharijites, was mainly political at first but eventually acquired theological and juridical dimensions. There are three traditional types of schools in Islam: schools of jurisprudence, Sufi orders and schools of theology. The article also summarizes major denominations and movements that have arisen in the modern era. The traditional divisions between the branches of Islam can be traced back to disagreement over who would succeed Muhammad. A few months prior to his death, Muhammad delivered a sermon