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Make: Technology on Your Time Volume 31 by Mark Frauenfelder

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DRIVE-BY SCIENCE

The evolution of Safecast’s bGeigie radiation logger.

BY SEAN BONNER

image In the year between March 2011 and 2012, a gang of hackers collected and published more precise and useful data about radiation contamination in Japan than any other organization, including TEPCO and the Japanese government combined. And we did it almost entirely with devices we soldered, bolted, and duct taped together at the Tokyo Hackerspace. We call ourselves Safecast.

Let’s back up for a second, to the days following the Tohoku earthquake and resulting tsunami, when it was becoming clear that things were going ... well, less than awesomely at the Fukushima ...

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