How often to you stop and listen – really listen? Most of us live in a world overflowing with sound – from the whirring of a bedroom fan to the cacophony of noise greeting us when we open our front doors. The soundsthat surround us and what they might tell us take centre stage at this year’s Momentum Biennale in Norway. I went to check out the contemporary art exhibition and to lend an ear, on behalf of Inside Europe on Deutsche Welle Radio: