KPLU-FM: Amelia Templeton en Skywatchers Enjoy 'Ring Of Fire' Eclipse Astronomy buffs in the western U.S. were treated to an eclipse known as the Ring of Fire over the weekend. Technically, it's an annular solar eclipse, during which time the moon passes between the earth and sun. The moon blocks out much of the sun's light and casts a giant shadow on the earth. Mon, 21 May 2012 10:51:00 +0000 KPLU-FM: Amelia Templeton 13268 at Documenting The Sound Of Fallen Trees (And Planes) Researchers at Crater Lake National Park in southern Oregon have spent the past two years documenting the park's natural sound. Often, microphones will pick up the sound of falling trees, elks snacking and coyotes howling.<p>In even the most remote parts of the park, however, researchers are also hearing airplane noise 15 percent of the time.<p>Setting up temporary recording stations in 20 different locations, technicians say that there's virtually no place left in America that's untouched by ambient human noise — and that this may be stressful to wildlife. Sun, 18 Sep 2011 09:32:00 +0000 KPLU-FM: Amelia Templeton 2374 at Documenting The Sound Of Fallen Trees (And Planes)