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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 makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

Latest from Sean Michael Ragan

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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 »

we-are-merely-exchanging-long-protein-strings

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 »

wildcat_04_solo_animation_r

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 »

final_flame

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 »

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Taking your pulse is as simple as holding a finger to your neck or wrist and timing the beats with your watch. But if you want to record the data or use it to trigger events, you need to turn that mechanical pulsing action into an electrical signal. This pulse... Read more »

024_bottom-loop-wound-around-pencil

Drawdio is a simple electronic sound synthesizer build onto a pencil! Designed by Jay Silver, then a student in the Lifelong Kindergarten group at the MIT Media Lab, the Drawdio circuit plays a musical tone with a frequency that varies based on the resistance between two points. The wire wrapped... Read more »