Hitchens: “Some people say it’s a sign of intelligence to be able to keep two contradictory ideas in your head at the same time, and it can be a sign of intelligence. It can also be a sign of stupidity, or of unwillingness to make up the mind.”
Take your pick.
History? Why?
As to biology, while evolution is fundamental for some things, it's irrelevant much of the time[1]. Insisting on "true believers" in those cases is imposing an irrelevant religious test.
[1] Yes, irrelevant. Very little in biochemistry or molecular biology depends on how life evolved to use the chemical reactions that it uses. Cellular biology is much the same. There are parts of physiology where evolution has a little more relevance but ....