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1. How to report a UFO sighting. Curious, but I also want to know what should I do in case I get abducted by aliens (!). And if there is also a support group for abductees that can comfort me after I get, uhm, manhandled by a lecherous Martian?
2. How to make a crop circle. This should result in a rash of copycat crop circles popping all over the place. Well, there are no shortage of people who still think crop circles are made by ET, so...
For serious astronomy enthusiasts though, here's one helpful article.