Is organic agriculture really better than conventional? Are pastured animals more effective than ones raised in a feedlot? What are the risks and advantages of GMO foods? There are many debated issues in the world of farming right now. In order to understand and evaluate these questions, we will look at the relevant principles from a variety of scientific disciplines. We will explore many natural science fields at an introductory level, such as soil chemistry, microbiology, insect, plant and animal biology, evolutionary biology, and ecology, all through the lens of farming.