This has been going on for a couple days now, but it's an interesting situation. The UK is just the latest country to suspend flights due to potential engine damage from minute silicate particles. http://www.nytimes.com/2010/04/16/world/europe/16ash.html?hp The caption under the image reads: I just tried to pronounce that for approximately three minutes... couldn't figure it out. Damn you Iceland!!! ::shakes fist:: Also, FlightRader24 has a neat thing where you can see that there aren't any airplanes in UK airspace (save one?).