Energy is truly the world's most vital commodity. It makes modern societies possible, and the decisions made regarding it have far-reaching repercussions. Every day stories about the price of oil, the resurgence of nuclear power, or the latest clean energy alternative can be found in mainstream news outlets across the country. Yet despite its high profile, energy remains largely misunderstood. People are confused, intimidated and generally discouraged from learning about energy, partly because the topic is so large and opaque, but also because the resources that do exist fail to provide an overall picture the average reader can understand. Here, in easily accessible language accompanied by simple illustrations of difficult concepts, the authors lay out the basics of energy in a palatable and refreshing way. Readers are treated to a vivid presentation of the basics of energy science, alongside the politics, economics, and social issues that impact its harnessing, distribution, and use. Anyone interested in how energy truly works will find answers in these pages that shed light on the past, present, and future of world energy.