Evolves, but the pace of evolution is not noticeable for a specific person, but will be noticeable for humanity after a huge period of time. And perhaps a modern man has settled down so well in the modern world that he does not have a lack of warm living conditions at any time of the year, there is no danger of meeting a predatory animal and his neurological system is only maintained at the current level of evolution and does not develop due to the lack of need for anything. or adapt.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.