BBC Four Wednesday

Artist Lachlan Goudie visits Glasgow's Kelvingrove Art Gallery and Museum to explore a collection that he has loved since he was a boy

Julia Bradbury visits the Mawddach estuary in Snowdonia, a popular destination for holidaymakers in the 1860s thanks to the railway connecting it to England's major cities

Kate Humble and Helen Czerski investigate the inner workings of the star and look at the influence its cycles of activity have on Earth

Documentary following the scientists deciphering the oldest DNA ever found, revealing a lost world from before the Ice Age and the genes of long-extinct creatures

Writer Graham Reid looks back on his 1996 BBC drama The Precious Blood, set in a Belfast trying to secure a lasting peace and starring Amanda Burton and Kevin McNally

The lives of a woman and her teenage son are changed after meeting a man who runs a boxing gym. Drama, starring Amanda Burton and Kevin McNally

Playwright Graham Reid looks back on his 1995 TV drama Life After Life, a powerful addition to his work on the Troubles, about a murderer released into ceasefire Belfast

A man is released into ceasefire Belfast after serving a life sentence for murder and tries to rekindle an affair with his ex-fiancée. Drama, starring Lorcan Cranitch

Artist Lachlan Goudie visits Glasgow's Kelvingrove Art Gallery and Museum to explore a collection that he has loved since he was a boy

Documentary following the scientists deciphering the oldest DNA ever found, revealing a lost world from before the Ice Age and the genes of long-extinct creatures

Kate Humble and Helen Czerski investigate the inner workings of the star and look at the influence its cycles of activity have on Earth