With Johnston McKay.

Presented by Sarah Mukherjee.

With John Humphrys and James Naughtie.
6.25, 7.25, 8.25 Sports News
6.45 Yesterday in Parliament
7.48 Thought for the Day With Anne Atkins.
8.32 Yesterday in Parliament

Melvyn Bragg and his guests explore the history of ideas as they discuss the events and inspirations that have influenced our age.
Shortened repeat at 9.30pm

Melvyn Bragg discusses the attempt to reconcile Quantum Theory, which deals with the smallest, invisible particles or waves, and the larger scale classical physics of Newton and Einstein. Show more

With Jenni Murray. Drama: A RagingCalm. Part 9. Drama repeated at 7.45pm

Trouble in Paradise. Trinidad is the most ethnically diverse island in the Caribbean but its increasingly bitter politics divides along racial lines- a tension which politicians seem only too happyto exploit. Forty years after independence, Rosie Goldsmith explores the ambitions and fears of Trinidad's African and Indian communities. Plus how Osama Bin Laden became the carnival hit and the project which reforms school dropouts by taking them "back to the womb". Producer Keith Morris Repeated Monday 8.30pm

Sweating, shaking, hyperventilation and nausea - stage fright is a condition that adversely affects about a third of all performers. A hangover of our most primitive "fight or flight" instinct when an attack from a woolly mammoth or sabre-toothed tiger needed immediate action, stage fright is now a response to the fear of public humiliation.
John Rorance looks at its causes and cures, and joins an innovative project at the Royal College of Music where students are helped by a group of experts from the fields of music, science and sport.
Producer Paul Evans

With Liz Barclay and John Waite.

With Nick Clarke.

Helen Mark meets the people and wildlife of the British countryside.
6.10am

Repeated from yesterday 7pm

By Ben Moor. When everyone in the world is granted three wishes Flip and George soon discover you have to be very careful what you wish for.

Each week a columnist advances a controversial view on a topical subject, then listeners can take issue by telephone. Presented by David Jessel. Producer Nick Utechin PHONE: [number removed]

Clive Mantle appeals on behalf of a charity which provides both immediate and long-term support for the victims of road-traffic accidents.
Producer Laurence Grissell
DONATIONS: Roadpeace. [address removed] CREDIT CARDS: Freephone [number removed]

A series of stories about dark deeds and wrongdoings. 4: A Foreign Dignitaryby Bernard Mac Laverty. "The only real crimes are political. Everything else is venial. Misdemeanours which can be forgotten...." Read by Michael Mackenzie. Producer David Jackson Young

Five young, dynamic people bring their own experiences to bear when helping otheryoung people face challenges in their community.
4: Mustajab's Story. Mustajab comes from a village in northernAfghanistanwheretherewererocket attacks and bombs every day. After trying to flee to Pakistan, he was captured by the Taliban, imprisoned and tortured for five months. When he was released, he managed to leave his country and, after a hazardousjourney, arrived in Dovertwo years ago. The difficulties he's faced since arriving here alone at 17 have led Mustajab to help other young unaccompanied refuges and asylum seekers. Producer Jill Marshall

Charlie Lee-Potter looks at what's happening in the world of books plus a rare interview with writer Ursula Le Guin about her new book The Other Wind. Repeated from Sunday 4pm

This year marks the centenary of the eruption of the 20th century's most destructive volcano, Mount Pelee. The volcano was responsible for devastating the town of St Pierre in the Caribbean. Quentin Cooper speaks to volcanic hazards specialist Professor
Bill McGuire about why Mount Pelee was so devastating and what is being done to protect volcanic areas from eruptions of all sizes. Producer Ros Smith E-MAIL: material.world@bbc.co.uk

With Eddie Mair and Carolyn Quinn.

At last, a sketch show about life, written and performed by people who've lived a bit of it. With Eleanor Bron , Graeme Garden , Neil innes , Clive Swift , Roger Blake and Paula Wilcox , with music from Ronnie and the Rex. Producer Helen Williams

The party's over for Jazzer. Repeated tomorrow 2pm

Mark Lawson reports on a new edition of letters by the legendary conductor Toscanini, whose subjects range from his opposition to fascism to accounts of Stormy affairs. Producer Erin Riley

By Stan Barstow , dramatised by Diana Griffiths. 9: Election day draws closer with Philip and Tom as rivals. For details see Monday Repeated from 10.45am

Twenty years to the day after the sinking of the Argentine cruiserthe General Belgrano,
Julian O'Halloran relives the attack and its aftermath with crew members who survived and their counterparts from HMS Conqueror, the submarine which torpedoed her. Producer Sally Chesworth

Brave New Work? Is the career in terminal decline? Some influential commentators say it is, and we should be enjoyingthe prospect oftrainingto be an acupuncturist one year and setting up a winery in Australia the next. Ros Gill asks whether job security is a thing of the past, and whether the brave new world of work should be the cause for celebration or alarm. Producer Ingrid Hassler Repeated Sunday 9.30pm

The smallest change in temperature could leave a devastating mark on particular plants and landscapes. Tom Feilden examines the possible effects that global warming could have on Britain's wildlife and asks whether conservation organisations are responding quickly enough. Producer Alasdair Cross

With Robin Lustig.

By Michael Frayn. Part 4. For details see Monday

The final part in the series of travelogues from globetrotting comedian and Just a Minute regular, Ross Noble. This week, Ross explores Singapore - the city of shopping malls. He discovers an amazing fact about the Japanese involvement of the Second World War, spots a monkey, and realises that unless he wants to end up looking like a member of the Jackson Five, his hair doesn't work well with the incredible humidity. Producer DannyWallace

Part 4. Repeated from 9.45am