Presenting the history of the cellular phone from its beginnings in the 1940s to the present, this book explains the fundamental concepts involved in wireless c
One of Time Magazine’s Top 100 Inventors in History shares an insider’s story of the cellphone, how it changed the world—and a view of where it’s headed
After much anticipation, Joanie Maloney finally gets her very own cell phone! Knowing that owning a cell phone requires responsibility and sound judgment, Joani
This book explains sounds waves, radio waves, and other key science ideas behind the technology of cell phones. The title discusses the parts of a cell phone as