What Is Reality? What is Magic? Summary and Analysis

The definition of "reality" seems straightforward enough, but is actually obscure in certain situations. Light, for example, can take a long time to travel from star system to star system, so in a sense, what astronomers are looking at isn't "real," but instead happened long ago in the past. Technology will, in the future, allow us to learn more about reality, and while we should keep an open mind about what could exist, we should rely on evidence gathered from scientific study to determine what in fact does exist. Models are useful in determining what is real and what isn't. They come in different forms, but are said to be accurate if the predictions based on them are seen in the real world. Models are constantly being refined in science. A...