Short documentaries and adventures in sound about the colour blue, presented by Josie Long. From a view of the earth from space to an affinity with the ocean.

A Blue Gem Below Featuring Jessica Meir Produced by Lauren Armstrong Carter

The Blue of Dover Featuring Naji Ali Produced by Hunter Charlton and Ben Tulloh A version of this story first appeared on the SwimOut podcast

Almost Blue Featuring Laura Barton

Curatorial team: Andrea Rangecroft Series Producer: Eleanor McDowall A Falling Tree production for BBC Radio 4