We begin with a discussion of basic electrical phenomena such as current, voltage, resistance and power, before applying these ideas to the analysis...View Details

A discussion of the notion of trade and exchange, including the purpose of these activities, the gains from trade, and the role of comparative advan...View Details

Continuing on from the previous episode, I discuss some of the biological determinants of gender differences, including hormonal effects on interests ...View Details

In this first of our two part series on sex and gender, I discuss the scientific evidence regarding some of the major behavioral and social difference...View Details

We begin with a discussion of the essential nature of sound as pressure waves in air, discussing matters such as the speed of sound, harmonic frequenc...View Details