Imagine if scientists had a tool that could make food or a chair seemingly out of thin air. Star Trek fans might recognize this piece of technology as "replicator," a concept that was also used in other science fiction stories. Readers learn that similar technology does exist, and it could eventually be used just like Star Trek replicators. Including STEM content as well as connections to popular culture, each chapter introduces readers to the latest in replicating technology, from 3D printers to lasers, through accessible language and explanations of this fascinating technology.