Describe how media formats, features, and trends differ around the world (in your own words) Solution we have explored the industries and organizations that produce our mass media, the content of the media images that circulate widely, and the meaning of these media images for both audiences and the broader political system. In this chapter, we pay closer attention to the specific communication medium on which the various media industries rely. Because we cannot have newspapers without printing presses, televi- sion programming without equipment to transmit and receive visual images, or an Internet without the computer networks on which data travel, we need to examine media tech- nologies themselves if we are to understand how media work. What kinds of information do the different forms of media communicate? What makes .