Fifty years ago, the Proms became the scene of a protest against the Soviet invasion of Czechoslovakia. It was a night of high drama, says Phil Hebblethwaite, defined by Russian cellist Mstislav Rostropovich giving a performance that has gone down in legend
As they prepare to release their second album and embark on their debut UK tour, Canadian improvisational ensemble Earth Ball tell Julian Marszalek about advertising on an old mattress, their unconventional base in a “dirty, weird coal mining town,” and the cooperative joy of instant composition