Anne McElvoy traces how the threat of Free Trade stung a placid aristocrat into action.
In a Sheffield pub, Anne McElvoy learns how conservatism responded to urban mass democracy
Charles Darwin is an international celebrity, but Gregor Mendel holds the key to heredity.
Lucy Worsley explores Queen Victoria's reign through significant encounters. 1: 1837
Sir Gregory Winter, winner of the 2018 Nobel Prize for Chemistry
Jonathan Freedland compares Nigel Farage with the 18th-century politician John Wilkes.
A special edition of the programme to mark the bicentenary of Gladstone's birth.
Anne McElvoy revisits the innovative ideas of the Scottish philosopher Adam Smith.
Lisa Jardine describes how Britain's desire to build an empire promoted botany.
One of the UK's leading choreographers nominates the Indian mathematician Ramanujan.
Andrew Motion champions the life of Alfred, Lord Tennyson, Poet Laureate for over 40 years
Melvyn Bragg and his guests discuss the work of the biologist Alfred Russel Wallace.
Brian Cox and Robin Ince mark the 100th anniversary of the death of Alfred Russel Wallace.
Travel writer Redmond O'Hanlon champions the life of naturalist Alfred Russel Wallace.
Travel writer Redmond O'Hanlon proposes the pioneering naturalist Alfred Russel Wallace.
George Beccaloni on why naturalist Alfred Russel Wallace is his Natural History Hero.
Helen Grady profiles the prize-winning scientist Professor Sir Andre Geim.
Andrew Parker explains why Antoni van Leeuwenhoek is his Natural History Hero.
The row that exploded between Eddington and Chandrasekhar over the death of stars.
Michael Berkeley talks to physicist Athene Donald.
Laurence robes up like Lord Byron, in the costume of an Albanian nobleman.
Benjamin Disraeli, who turned his skills as a novelist to politics.
Kenneth Clarke chooses the Victorian politician, Benjamin Disraeli.
David Cannadine explores how Disraeli merged fact and fiction in his life and work.
Melvyn Bragg and his guests discuss the life and work of Benjamin Franklin.
Melvyn Bragg and guests discuss influential British philosopher Bertrand Russell.
Robin Ince listens back to some of the BBC archive of philosopher Bertrand Russell.
Professor Richard Dawkins discusses the evolutionary theorist Bill Hamilton.
How does modern-day America compare with the fall of Rome as described by Gibbon?
Melvyn Bragg tells the story of the Nobel-winning physicists William and Lawrence Bragg.