the controversial area of whether human pheromones still work after all these millions of years.

In the science world the only controversy is the word pheromone as a single synthesise-able entity.

There have been many experiments and statistical surveys that point to a combination of nebulous scents that make sense (pun intended). eg

the amount of bare flesh that women might wear at estrous
and the contention that women are more receptive at that time (& more fertile)
Surveys that show women (without knowledge) will favour the part of a park bench that men have sat on previously. & vice cersa.
There was a website that sold womens' underpants (worn for 1 day), and it proved popular.
Experiments with T-shirts worn for a day and presented to the opposite sex with telling questionairs following.

the amygdala/olfactory system often works at the unconscious level.