http://en.wikipedia.org/wiki/EmpiricismIn philosophy, empiricism is a theory of knowledge that asserts that knowledge arises from
evidence gathered via sense
experience. Empiricism is one of several competing views that predominate in the study of human knowledge, known as
epistemology. Empiricism emphasizes the role of experience and evidence, especially sensory perception, in the formation of ideas, over the notion of innate ideas or tradition in contrast to, for example,
rationalism which relies upon reason and can incorporate innate knowledge.
Empiricism then, in the
philosophy of science, emphasizes those aspects of scientific knowledge that are closely related to evidence, especially as discovered in
experiments. It is a fundamental part of the
scientific method that all hypotheses and theories must be tested against
observations of the natural world, rather than resting solely on a priori reasoning, intuition, or revelation. Hence, science is considered to be
methodologically empirical in nature. ...
more on Empiricism...
Empiricism (Encyclopaedia Britannica)
http://www.britannica.com/EBchecked/topic/186146/empiricismRationalism vs. Empiricism (Standford Encyclopedia of Philosophy)
http://plato.stanford.edu/entries/rationalism-empiricism/Empiricism (by Elliott Sober, Dept of Philosophy, U of Wisconsin)
http://philosophy.wisc.edu/sober/Empiricism%20oct%20069.pdf