"Under sharp cross-examination by a lawyer for parents who have sued the school district, he said he was untroubled by the broadness of his definition of science and likened intelligent design to the Big Bang theory of the origins of the universe because both initially faced rejection from scientists who objected for religious and philosophical reasons. "
The argument is: X caused reaction Y. X was proved correct. Z also caused reaction Y. Therefore Z is also correct.
The counter to this is: They laughed at Bozo the Clown, too.
Also, under Behe’s definition, astrology is science, too. Welcome back to the Dark Ages.