How Science and Pseudo-Science Differ

In the history of mankind, we have strived to understand the world around us, to know and understand how and why things happen. Thus, science was born. Pseudo-science was born, as well. A science tries to explain how and why things happen by creating laws that dictate what Nature does. A pseudo-science is something that claims to be scientific, but really isn't. Some examples of pseudo-science include things like astrology, numerology, and other so-called "sciences". …

…even be tested by Popper's method. Therefore, Popper's method can be used to show that a truly scientific theory is true. A pseudo-scientific theory can't be tested by Popper's method, making it rather obvious that it isn't a truly scientific theory. A scientific theory must be able to have someone try to falsify it, or it really isn't a theory, but a restatement of an already known fact. That would make it a pseudo-scientific theory.