“The response would be a lot chillier if they tried the same arguments in front of audiences with the relevant expertise.” Is that so?
Briefly, the design inference (the method rather than the book) identifies two features as essential for eliminating chance: improbability and specification.
“Nature cannot overcome the gargantuan information barrier between non-life and life.” Life with its “radiant beauty” defies naturalistic explanations.
There are some biologists, such as Richard Dawkins, who still pin their faith in ideas which have resulted only in blankly negative experimental results.
In the 17th century, medical pioneer Sir William Harvey and Italian scientist Francesco Redi both proved the untenability of spontaneous generation.