When I speak about discourse in general, I will usually mean the social activity of making meanings with language and other symbolic systems in some … - Jay Lemke

Science has often presented itself, intentionally or unintentionally as a "truer" or even the true way of talking about the world. In science classrooms, except for rare occasions, this is the way science is taught and presented. Not as a way of talking about the world, but as the way the world is.

We are constantly reading and listening to, writing and speaking, this text in the context of and against the background of other texts and other discourses.

Science teachers have a special responsibility to study the nature of science as a discipline, how it works, how it is described by sociologists, historians, and philosophers from different points of view…. Science education cannot just be about learning science: Its foundation must be learning about the nature of science as a human activity.