Radio Astronomy

[Image: The North American and Pelican Nebulas; from NASA's Astronomy Picture of the Day].

This is quite possibly the coolest thing I've read in months: in order to combat light pollution, city officials in Reykjavik, Iceland, "will turn off street lights on Thursday evening and people are also being encouraged to sit in their houses in the dark." The clincher: "While the lights are out, an astronomer will describe the night sky over national radio."

(Via WorldChanging and Z+).