I wonder how he defines the term "evil" scientifically or empirically. I won't hold my breath, since it's impossible.
Logically, philosophy defines science. Logically, science cannot define philosophy.
Many scientists are ignorant of philosophy. Wise scientists know their limitations, and don't advertise them.
Logic and philosophy, like scientific evidence, are reliably and repeatedly discovered by different observers in different labs, under different conditions, and reported with the same or very similar conclusions. Sanity involves those conclusions that others share at least the more basic points of reality. (Romans 1)