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1. NASA's Van Allen Probes Spot an Impenetrable Barrier in Space (nasa.gov) 135 points by jedp on Nov 26, 2014 | past | 38 comments 2. Simulation class: 2D wave equations (in browser) (encinographic.blogspot.com) 52 points by jedp on May 30, 2014 | past | 12 comments 3. Certificate-based Mozilla Persona IdP (unmitigatedrisk.com) 42 points by jedp on April 11, 2013 | past | 1 comment

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