Inside the Mind of Professor Stephen Hawking
In today's programme...
With John Humphrys and Sarah Montague.
Vicky PryceMost women in Holloway prison are there because of something the men in their life have done, according to Vicky Pryce, the economist and ex-wife of Chris Huhne. She speaks to Sarah Montague in her first broadcast interview since being released from prison.
Today's running orderSubject to change
Business news with Tanya Beckett: the latest deadline looms for a US deal on the debt and fresh warnings come from the head of the World Bank that decisions need to be made.
The International Committee of the Red Cross (ICRC) says seven of its workers have been kidnapped in the northwest of Syria. Rima Kamal, a spokesperson for the ICRC in Damascus, explains that they were taken yesterday morning.
Business news with Tanya Beckett: the risk of a housing bubble in the UK is "extremely slim", according to one of the country's leading economic forecasters, the EY Item Club.
Scotland Yard detectives investigating the disappearance of Madeleine McCann have issued new e-fit images of a man who they say is vitally important to the inquiry. Tom Burridge, the BBC's correspondent in Praia da Luz, outlines the progress of the investigation.
Most women in Holloway prison are there because of something the men in their life have done, according to Vicky Pryce, the economist and ex-wife of Chris Huhne. In her new book Prisonomics, she explains what it was like arriving at Holloway Prison.
The Chancellor George Osborne is leading a trade mission to Beijing and southern China. Mr Osborne explains what the trip will aim to achieve.
The paper review.
Four men have been arrested in London in a counter-terrorism operation, the Metropolitan Police have said. The Today programme hears reaction to the news.
Thought for the Day with Canon Dr Alan Billings, an Anglican Priest.
In the next few days, the Greek parliament will vote on a series of measures to deal with what many believe is the greatest threat to democracy in Greece since the days of the military junta: the neo-Nazi party Golden Dawn. The Today programme's John Humphrys reports from Greece.
Syria officially joins the Chemical Weapons Convention today, one of the last countries in the world to do so. Director-General of the Organisation for the Prohibition of Chemical Weapons, Ahmet Üzümcü, explains the importance of a treaty.
Eric Schlosser, who wrote Fast Food Nation in 2001, has written a new book Command and Control. Mr Schlosser explains that it is a non-fiction account of the US atomic weapons programme from the Manhattan Project to the present day.
The death toll from a stampede at a Hindu festival in the central Indian state of Madhya Pradesh has risen to 109, local officials have said. Many people were crushed after panic broke out on a bridge near the Ratangarh temple near the town of Datia.
Business news with Tanya Beckett: the government has announced proposals to overhaul the ways in which corporate crimes are reported and investigated, moving to a US-style system that provides financial incentives to whistle-blowers.
At the beginning of World War II, as many as three quarters of a million pets were killed in Britain in just one week. Clare Campbell has written about what happened in her book Bonzo's War: Animals Under Fire 1939-1945.
The Today programme has been hearing from the authors shortlisted for the Man Booker prize. The BBC's arts correspondent Rebecca Jones speaks to Ruth Ozeki about her novel A Tale for the Time Being, and Colm Tóibín, who has written The Testament of Mary.
Parts of a long-awaited report by the government's Social Mobility and Child Poverty Commission have leaked, suggesting middle class children are at serious risk of growing up less well-off than their parents. The Today programme's John Humphrys reports.