As electronics have shrunk and power requirements have gotten less demanding, it's no surprise that we're starting to wear our electronic creations. Today's microcontrollers are tiny micro-sized computers that can be embedded into many projects--especially wearables. And they are perfectly happy running off a coin cell or rechargeable lithium polymer battery. This issue explores the latest trends in microcontrollers, with a special focus on wearable and lightweight boards. With 34 projects inside, you can build everything from a smart watch to your own electronic garments. A special section on Intel's Edison tells you everything you need to know about this powerful, inexpensive, and lightweight board.

Hack your ride! In this volume of Make:, you'll find a 21-page special section on connected cars. You'll also see the world's cutest go-kart, DIY electric vehicles, 12 bike mods, and learn about custom dashboard computing. And if you can't wait for the upcoming movie, build yourself a working, Star Wars-inspired, BB-8 droid! This issue also features skill builders on spray paint, choosing the right battery, and working with sheet metal and rivets. On top of that, you'll find 40 projects, including: A 3D-printed RC race car The million-color flashlight Water balloon cannon

In this Issue we explore DIY space. Hear from "The Martian" author Andy Weir, in conversation with Adam Savage. Also learn how to hunt killer asteroids and perfect your star photography. In this issue, you'll: Learn how you can help NASA; Check out Bill Nye's Lightsail; Build a working ion engine and Hack a dead satellite.