Lauren Laverne has a live performance from rapper, musician, poet and actor Saul Williams.
BBC Radio 6 Music
Tuesday sees Prof Brian Cox join Shaun for his weekly science chat.
Chris Hawkins presents another edition of the 5.15 request and Tuesday's Texter.
Chris Hawkins plays back-to-back music plus exclusive BBC sessions and his Spotlight Act.
Black Rebel Motor Cycle Club live in 2002, plus Arthur 'Big Boy' Crudup and Best Boy Grip.
Roddy Hart shines a spotlight on great contemporary and classic songwriting.
BBC Radio Scotland
Singer songwriter Isaac Gracie plays live & It's Album Time with Christine and the Queens
BBC Radio 1
Lauren Laverne curates an hour of her favourite new releases.
Guto Rhun yn cyflwyno awr o'r gerddoriaeth orau ddiweddara.
BBC Radio Cymru
Matt Everitt reviews Elton John's Wonderful Crazy Night, plus the Cult and Rihanna.
BBC Radio 2