The social reaction to the recent detection of the Higgs boson and gravitational waves provided evidence that public interest in modern physics has reached a high point. Although these modern physics topics are being introduced into the upper secondary physics curricula in a growing number of countries, their potential for teaching various aspects…

This article analyzes the concept of idealization in chemistry and the role played by pure substance and laboratory product. This topic has evident repercussions in the educational contexts that are applied to the science classroom, which are highlighted throughout the text. A common structure for knowledge construction is proposed for both…

In physics, the borderline between pure science and technology is increasingly diffuse. Physics can be seen as technoscience, a merged scientific and technological enterprise. The notion of technoscience has emerged from studies in the philosophy of science and sociology of science, and also seems to arise quite naturally in discussions with…