Sean Michael Ragan

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

Latest from Sean Michael Ragan


BEAM robotics is about getting the most complex and interesting behaviors from the simplest circuits and components. The SunBEAM Seeker is a very simple LM386-based light-seeking robot based on Randy Sargent's classic "Herbie" BEAM design. Build this little bot and it will follow a black line traced on a white... Read more »

Take it from one who knows: this stuff is awesome. Even if you have no idea what it does or why anyone would care. Read more »


FM transmitters can be complicated to build, but not this one — it's about the easiest you can possibly make. And though the science of radio is well understood, there's a magical, emotional quality about it that we don't often stop to appreciate. Building your own radio receiver — or... Read more »


Mad props to NPR's All Tech Considered blog for namechecking MAKE (and yours truly) yesterday in this n00b-friendly piece about the prospect of building one's own 3D printer. MC Rae Bichell quotes me on my favorite four-word description of fused-filament printers as "robot hot glue guns," and drops a link... Read more »


I'm pretty sure whoever edited this recent video from Boston Dynamics showing their Wildcat robot prototype galloping across a parking lot had Muybridge's work of 120-odd years ago in mind, especially during the slow-motion sequence starting around 1:04. When I saw the video this morning I was struck by the... Read more »


Check out the sweet animated GIFs that Raleigh, NC photographer Shane Deruise put together for us from his shoot, for the MAKE Volume 35 "Playing With Fire" spread, of engineer Everett Bradford showing off his wrist-mounted "Pyro" costume flamethrower. Read more »