Cowabungle, cont.: Commenters on the Steven Levitt’s popular Freakonomics blog also sound a skeptical tone when confronted with the idea of magnetic cows. A farmer and pilot argue that cow orientations are above all influenced by wind direction, and wind is definitely not something you can compensate for by viewing satellite imagery. I’m more convinced than ever that this story is bullsh*t.
Satellite tracker: Finally had a chance to check out Analytical Graphics Inc’s live tracker of all 12,000+ earth-orbiting objects in US Strategic Command database, updated every 30 seconds. WOW. Must see. Zoom out to find geosynchronous satellites, and marvel at the swarm nearer to Earth. For each satellite, you can also get fixed-frame tracks via the popup.
Notes on the political, social and scientific impact of networked digital maps and geospatial imagery, with a special focus on Google Earth.