Religion, Science and Education.
School - what is it for?
Religion - what is it for?
The word “Theory”
"Only a theory" is what creationists like to say about evolution. And that seems to carry great weight with some people.
Such people don't understand what that word means to a scientist.
As used in science, "theory" does not mean the same thing as it does in everyday life. A theory is not a guess, hunch, hypothesis, or speculation. It is much more full-blown.
A theory is built upon one or more hypotheses, and upon evidence. The word "built" is essential, for a theory contains reasoning and logical connections based on the hypotheses and evidence. Thus we have Newton's theory of gravity and the motion of planets, Einstein's theory of relativity, the germ theory of disease, the cell theory of organisms, plate tectonics (theory of the motion