But in real life, there is a spillover of cultural norm into science communities, thus controversies in the sciences are born. In my university there used to be

But in real life, there is a spillover of cultural norm into science communities, thus controversies in the sciences are born. In my university there used to be these 2 competing professor (and their respective teams) working on Dark Energy vs Modified Gravity, and their rivalry was very known on the campus. Whenever an external speaker invited by either one, you'd expect a presence from the other with very sharp round of questioning. It made physics fun for us.