Melvyn Bragg and guests discuss the scientific study of life, originated by Aristotle.
Adrian Moore discovers how Aristotle tried to make infinity acceptable to the Greeks.
The Russian-born writer whose influence is most evident in her adopted home of the USA.
Neuropsychologist Paul Broks looks at the idea of leading a good life by being selfish.
Nobel Prize-winning chemist Sir Harry Kroto chooses the philosopher Benedict Spinoza.
Melvyn Bragg and guests discuss Henri Bergson's ideas about our experience of time passing
Melvyn Bragg and guests discuss influential British philosopher Bertrand Russell.
Robin Ince listens back to some of the BBC archive of philosopher Bertrand Russell.
Melvyn Bragg and his guests discuss the 18th-century philosopher George Berkeley.
Neil MacGregor tells the story of a Chinese bronze bell from the age of Confucius.
Spence reflects on China's most enduring thinker, Confucius.
Melvyn Bragg and guests examine the chinese philosophy of Confucianism.
The smiling philosopher who is perhaps the most famous Chinese person in history.
Bertrand Russell considers the roles of state control in a progressive society.
Melvyn Bragg and his guests discuss the work of the Scottish philosopher David Hume.
Allan Little profiles the philosopher David Hume, born in 1711.
Philip Ball goes back to the 17th century to tell the story of Descartes' 'daughter'.
Dr Geoff Bunn on Descartes' contribution to our understanding of the brain
Cartoonist Ralph Steadman and translator Adam Czerniawski discuss the philosopher's life.
Tom Service finds out about the music composed by philosopher Friedrich Nietszche.
Anne Karpf on psychoanalyst Donald Winnicott, among the first to broadcast to new mothers.
Theologian Giles Fraser on Wittgenstein and Blade Runner
Michael Goldfarb tells the story of Dutch philosopher Benedict Spinoza.
Melvyn Bragg and his guests discuss the ancient Greek philosopher Heraclitus.
Andrew Brown explores philosopher David Hume's witty, provocative career as a historian.
Bertrand Russell argues for personal morality over tribal customs to guide conduct.
The great clash that occurred between Newton and Leibniz over the discovery of calculus.
Anne McElvoy tours 300 years of British liberalism, starting with rebel thinker John Locke
Jules Evans explores what ancient philosophy can tell modern society about well-being.
Melvyn Bragg and guests discuss the difference between right and wrong, according to Kant.