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The latest news from BBC Radio 4.

With singer and broadcaster Beverley Humphreys.

The pig industry says it's losing three million pounds a week so farmers are taking a protest, and a giant fake sausage, to Westminster. Plus, how families make hill farming pay. Show more

Melvyn Bragg and his guests discuss a question which has obsessed cosmologists for millennia: how old is the Universe? Show more

With Jenni Murray. Including Sarah Brown on life at Number Ten; how children evacuated during the Second World War coped with homecoming and what's the best way to cook small fish? Show more

Linus Scott seems to be losing his composure. Has he really seen a ghost? Naomi shares a different slant. Stars Greg Wise. Show more

Stories from the source of the Blue Nile, a restaurant overlooking Tripoli harbour, the streets of Shanghai in China and the 63rd floor of a tower block in Singapore. Show more

4 Extra Debut. Andrew Hussey explains why so much of the artistic, cultural and intellectual grounding of the punk movement came from across the water in France. From March 2011. Show more

The latest weather forecast.

National and international news from BBC Radio 4. Thirty minutes of intelligent analysis, comment and interviews. To share your views email: wato@bbc.co.uk or on twitter: #wato.

Coral is perhaps the most threatened ecosystem across the world. Climate change is a growing threat but Tom Heap discovers there are signs of hope if man can be kept at bay. Show more

David is in demand and Phoebe is having sleepless nights. Show more

4 Extra Debut. Three former spies, now in an old people's home, remember their old missions. Stars John Nettles, Clive Swift and Eleanor Bron. Show more

For the next city skyline walk, Stuart Maconie travels to Cardiff to meet a group called Welsh Women Walking, who get together to walk and inspire each other as they go. Show more

Barry Cryer presents the Radio 4 Appeal on behalf of the charity Prostate Action. Show more

Salley Vickers reads her own story, The Deal, in front of an audience at the Bath Festival of Literature. Show more

Two magistrates highlight the many changes in legislation, from traffic offences to the Human Rights Act, and the move to virtual courts with video links to prisoners in jail. Show more

Mariella Frostrup talks to American novelist Kim Edwards about her new book and looks back at the life and work of writer Sybille Bedford with This Life creator Amy Jenkins. Show more

Quentin Cooper looks into the science stories of the week and speaks to scientists who are making headlines. Show more

The latest national and international news from BBC Radio 4.

Marcus Brigstocke invites Kate Adie to try porridge, bingo, yoga, The Sopranos and Swallows and Amazons. From March 2011. Show more

Kenton is feeling apprehensive. Meanwhile Jennifer solves a problem. Show more

Mark Lawson talks to Helen Mirren about playing Prospero in a film of The Tempest; and Lee Child, whose novel Killing Floor is one of the 25 books chosen for World Book Night. Show more

Linus Scott seems to be losing his composure. Has he really seen a ghost? Naomi shares a different slant. Stars Greg Wise. Show more

Hugh Miles talks to close associates of Colonel Gaddafi's son Saif al Islam and reveals how governments, big business and dissidents were persuaded to help the regime. Show more

Stephanie Flanders and guests swap thoughts on how successful companies manage the business of time. They also discuss whether companies need to keep up with current events. Show more

Rod Liddle takes to the field in the company of naturalist and photographer Chris Packham to debate our reactions to the familiar Kestrel and the well-nurtured Red Kite. Show more

Melvyn Bragg and his guests discuss a question which has obsessed cosmologists for millennia: how old is the Universe? Show more

The latest weather forecast.

National and international news and analysis. Show more

Few believed that Santiago Nasar was the perpetrator but everybody knew the Vicario brothers were going to kill him. The warnings were clear. Show more

Angus Deayton lets Arthur Smith, Lucy Montgomery, Tom Wrigglesworth and Will Smith devise the rounds. From March 2011. Show more

Alicia McCarthy and team report on events at Westminster, as the Culture Secretary Jeremy Hunt defends his decision to give News Corp approval to take over BSkyB. Show more

The latest national and international news from BBC Radio 4. Followed by Weather.

Annie Proulx, author of Brokeback Mountain, experiences the joys and challenges of building her perfect home on a remote prairie in Wyoming. Read by Laura Brook. Show more

The latest shipping forecast.

BBC Radio 4 joins the BBC World Service.