For the last several years, and some say longer, the Magic Valley has been under some sort of siege. "I would describe it as something similar to a sonic boom," said one resident. "There's an audible boom and then it shakes," said another. "It's like this weird errrrrrrr," described yet another. From Buhl to Burley these "booms" have been best described as a bunch of audible and feel-able, sensations. "It just sounds like boooosh and then like mooooossh," said Chelsie Skroback, waving her arms back and forth in short motions. "It's more like this is the best sound I can give you which is my hands moving. That's kind of what it seems like." Skroback has only lived in Twin Falls for two years. "I just thought it was Twin Falls, right?" she said. "That it just boomed, that's just how it was." During her short time here Skroback says she's heard and felt the phenomenon about 30 times, and it always comes in a rash of resonance. "It got really frequent for about two to three weeks, and