These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Chapter 1, page 11 This code is basic but allows the reader to gain insight into key elements for several other projects in this book. It combines two pieces of code that are listed in the examples ...

Unlike the standard ESP32 microcontroller, the CAM variant includes a camera module and a microSD card slot built into it.

Get accurate, consistent readings at home with these cardiologist-approved, editor-tested blood pressure monitors. Loren Brutsch is a writer and editor for Health.com. She has a master's in publishing ...