The American Practical Navigator
Great stuff, if you've ever had an inkling of an interest in sailing, oceans, weather, etc!
Read the Juvinile Fiction book, "Carry On, Mr. Bowditch" to understand what this is all about - an old neighbor (a Navy Submariner) told me that this book is part of the standard library on every Navy vessel! VERY interesting browsing, this!
This seems like an interesting step towards open government, if gentle. I read about the site on someone's blog and decided to check it out. It purports to present problems to the public for them to solve hand in hand with the government.