Open-Source Lab: How to Build Your Own Hardware and Reduce Scientific Research Costs details the development of the free and open-source hardware revolution. The combination of open-source 3D printing and microcontrollers running on free software enables scientists, engineers, and lab personnel in every discipline to develop powerful research tools at unprecedented low costs. After reading Open-Source Lab, you will be able to: Lower equipment costs by making your own hardwareBuild open-source hardware for scientific researchActively participate in a community in which scientific results are more easily replicated and citedNumerous examples of technologies and the open-source user and developer communities that support themInstructions on how to take advantage of digital design sharingExplanations of Arduinos and RepRaps for scientific useA detailed guide to open-source hardware licenses and basic principles of intellectual property