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After the Pulse: Musings about EMP

Some of you might remember a short-lived television series called Dark Angel, which aired on the Fox network for two seasons (2000-2002). The series’ backstory included the premise that a terrorist group set off a high-altitude nuclear burst that destroyed most of the United States’ electronic and communications infrastructure, plunging the nation into chaos. Recently, […]

Are airport scanners safe?

By Dr. Y It’s no secret that security in our airports has changed dramatically in the last decade and, whether we think these changes are effective (or needed) or not many of them are here to stay. One of the technologies that has come into vogue recently uses what are called backscatter x-rays to help airport […]