The article discusses the ideas of philosopher Husserl and how they relate to phenomenology, idealism, realism, historicity, and nature. It explores Husserl's original project and how it has evolved over time, as well as criticisms and new developments in the field. The researchers also delve into the connections between phenomenology and hermeneutics, as well as its relationship with natural science. Key findings include the foundation of natural science in phenomenology, the concept of horizon, and the constitution of material nature through intentionality and transcendence.