Changes

*''regardless of whether the phlogiston theory is or is not true,'' it is a fact that it was the dominant scientific theory of combustion from about 1718, when Stahl developed it, until 1777, when Lavoisier published "Sur la combustion en général."

*''regardless of whether the phlogiston theory is or is not true,'' it is a fact that it was the dominant scientific theory of combustion from about 1718, when Stahl developed it, until 1777, when Lavoisier published "Sur la combustion en général."

*''regardless of the medical effectiveness of bleeding,'' it is a fact that at the time of [[George Washington]]'s final illness it was the generally accepted medical treatment for many kinds of illness.

*''regardless of the medical effectiveness of bleeding,'' it is a fact that at the time of [[George Washington]]'s final illness it was the generally accepted medical treatment for many kinds of illness.

*''regardless of whether or not the Apollo astronauts actually landed on the Moon,'' it is a fact that a large number of people—about 6% of the U. S. population, according to one poll—believe that the landing was a hoax or deception and that it never occurred.

*''regardless of whether or not the Apollo astronauts actually landed on the Moon,'' it is a fact that a large number of people—about 6% of the U. S. population, according to one poll—believe that the landing was a hoax or deception and that it never occurred... and it is also a fact that most Americans believe they really did land on the moon.

Now, with regard to the theory of evolution, there are a number of facts that we should be able to agree on, ''regardless of whether or not we agree with the theory of evolution.'' One of them is a fact about opinion: just as most scientists once believed in the phlogiston theory, most doctors once believed in bleeding as a treatment for illness, and most Americans now believe that the Apollo astronauts really landed on the moon... the theory of evolution ''is the mainstream opinion'' of scientists today.

Now, with regard to the theory of evolution, there are a number of facts that we should be able to agree on, ''regardless of whether or not we agree with the theory of evolution.'' One of them is a fact about opinion: just as most scientists once believed in the phlogiston theory, most doctors once believed in bleeding as a treatment for illness, and most Americans now believe that the Apollo astronauts really landed on the moon... the theory of evolution ''is the mainstream opinion'' of scientists today.