Boing Boing 

Tracking contraband cell phones in prison

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Nathan Hodge has a short piece on Defense Tech talking about cell phones in prisons, and the technology that's used to jam or detect them.…

Cassettes still a multi-million dollar industry... in prison

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Cassette tapes may be dead. There may be no nostalgists who lyrically pine for the days of tape, no audiophiles who swear by the purity of the format. But tape still has its place in the world. There are perks …

The hand-made gadgets of prison inmates

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Marc Steinmetz's "Escape Tools" photographs showcase the ingenious hacks of prison inmates made from detritus and scrounged materials. Not all of the items are for escape in the strictest sense. This tube of horseradish paste, for instance, was fashioned into …