Sound science: watch Ash Koosha's video for Guud

The Iranian musician’s career has taken a fresh twist – concentrating on scale, nanotechnology and the quantum realmIf it’s love songs you’re after, Tehran-born and London-based Ash Koosha may be more fruitful for the scientifically minded music fan rather than the sentimental. The composer’s latest work, Guud, is a project in which he “deals with scientific and psychological questions”, and is inspired by an obsession with scale, nanotechnology and quan