Tracking at work

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We usually think about tracking objects, more than we do about how they are actually tagged. This BBC picture documentary shows the process scientists went through to tag walruses for observation. The best quote is, “The tags were deployed with three instruments: a crossbow, a CO2-powered gun, and a harpoon that the skipper had made.” […]


First images from CARTOSAT-2 released

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I know I have been quiet on the blogging front this week, as I am trying to cram in catching up on grading work, lecturing, and preparing presentation for the big AAG conference next week in San Francisco, but I wanted to put up a quick note that the Indian Space Research Organisation (ISRO) released […]