Daily from 7.00pm.
Programmes start at 7.00pm.
The latest national and international news, exploring the day's events from a global perspective.
We know that distant galaxies are racing away from us. But just how fast is the Universe expanding? Scientists are yet to agree on an answer. Show more
Mathematician Dr Hannah Fry uses Dr Xand van Tulleken as her guinea pig to test whether the algorithms that dating sites use to match people actually work. Show more
Bettany Hughes explores Venus, goddess of love, discovering her surprising roots and modern relevance. Show more
Psychotherapist and agony aunt Philippa Perry presents a documentary exploring the problem page's enduring appeal, picking her way through three centuries of advice. Show more
Roy Orbison's legacy as a beloved rock legend and a devoted father is revealed through intimate interviews with Roy's three surviving sons, featuring previously unseen home videos. Show more
Compilation of some of the greatest and squishiest love songs by the likes of Celine Dion, Joe Cocker and Jennifer Warnes, Jason and Kylie, 10cc, Lionel Richie and Hot Chocolate. Show more
To mark 100 years of romance publishers Mills and Boon, literary novelist Stella Duffy takes on the challenge of writing for them, a task that ends up being harder than it looks. Show more
Mathematician Dr Hannah Fry uses Dr Xand van Tulleken as her guinea pig to test whether the algorithms that dating sites use to match people actually work. Show more
Bettany Hughes explores Venus, goddess of love, discovering her surprising roots and modern relevance. Show more
Programmes start at 7.00pm.
