From 11pm on Saturday 11 April, Radio 3 will broadcast Max Richter's ground-breaking experimental composition SLEEP. Described by its composer as an "eight-hour lullaby", SLEEP received its world ...

We spoke to baby sleep consultant Andrea Grace to find out… A lullaby is a song or piece of music that is played to soothe and send the audience to sleep. Most are sung, but they can also be ...