Hiromatu Wataru s Theory on the Conception of Nature and Significance in Epistemology from Classic Physics to Modern Physics;

Principle-tetrahedron as the basis of modern physics;

When the modern psychology was up against many dilemmas, the postmodern psychology, which adopted the new angle of view and the standpoint of the postmodernism severely, criticized and reanalyzed the every aspect of the modern psychology.

Whereas postmodern psychology has some insights in criticizing modern psychology,it still has some drawbacks.

The study of postmodern psychology tends to be influenced by the metatheory.

Based on the post-modern learning theory,the author offers that the demonstration experiment of our country should be seen as a circumstance or an activity or an inquiry.

The postmodern ethics points out that the guiding principles of the dispelling ethic mechanism happen to be the well-established reason,subjectivity and secularity in modesn ethics,which are the essential causes leading to internal conflicts in modern ethics.

Coming into being on the basis of natural geography,historical geography and human geography,postmodern geography is characterized by the information space,network space and virtual space.