IT MIGHT not knock Coldplay or Kanye West off the top of charts, but physicists who say they have cracked the riddle of “singing” sand dunes are compiling a CD of sand music. The team say their new theory allows them to predict the notes that different dunes will make.
Sand dunes in certain parts of the world are notorious for the noises they make as sand avalanches down their sides. Some emit low powerful booms, others sound like drum rolls or galloping horses, and some are even tuneful. These dune songs have been reported to last for up to…
