Introduction. The paper deals with the philosophical problems of the mathematisation of nature in modern science.Methodology and sources. The analysis is based on the issues in modern science viewed through the prism of the critique of the mathematisation of nature in phenomenological philosophy.Results and discussion. It is argued that the radical mathematisation of nature devoid of any references to the source of its contingent facticity in humanity, leads to the diminution of humanity and concealment of the primary medium of existence, that is the life world. Phenomenology shows how the life-word can be articulated through contrasting it to “nature” constructed scientifically. It is the analysis of the scientific universe as mental creat...