Evolution is a theory ... and that is saying a lot: know your terms when pursuing science.(Phi Kappa Phi Forum on Science and Technology)

Phi Kappa Phi Forum | March 22, 2009| | Copyright

"I have a theory," is a statement that most people have made at one time or another as they postulate, at best, their educated guess or, at worst, their hunch.

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To the scientist, however, a theory has a definition different from the term's common usage. What is the nature of a scientific theory? What is and what is not a theory?

These questions are especially important when considering evolution.

A theory must be verified and supported

An explanation does not become a theory unless it is a means of ...

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