The Evolution of Crocodiles
In Our Time16 Syys 2021

The Evolution of Crocodiles

Melvyn Bragg and guests discuss the remarkable diversity of the animals that dominated life on land in the Triassic, before the rise of the dinosaurs in the Jurassic, and whose descendants are often described wrongly as 'living fossils'. For tens of millions of years, the ancestors of alligators and Nile crocodiles included some as large as a bus, some running on two legs like a T Rex and some that lived like whales. They survived and rebounded from a series of extinction events but, while the range of habitats of the dinosaur descendants such as birds covers much of the globe, those of the crocodiles have contracted, even if the animals themselves continue to evolve today as quickly as they ever have.

With

Anjali Goswami Research Leader in Life Sciences and Dean of Postgraduate Education at the Natural History Museum

Philip Mannion Lecturer in the Department of Earth Sciences at University College London

And

Steve Brusatte Professor of Palaeontology and Evolution at the University of Edinburgh

Producer Simon Tillotson

Jaksot(1081)

Chartism

Chartism

On 21 May 1838 an estimated 150,000 people assembled on Glasgow Green for a mass demonstration. There they witnessed the launch of the People’s Charter, a list of demands for political reform. The changes they called for included voting by secret ballot, equal-sized constituencies and, most importantly, that all men should have the vote. The Chartists, as they came to be known, were the first national mass working-class movement. In the decade that followed, they collected six million signatures for their Petitions to Parliament: all were rejected, but their campaign had a significant and lasting impact. With Joan Allen Visiting Fellow in History at Newcastle University and Chair of the Society for the Study of Labour HistoryEmma Griffin Professor of Modern British History at the University of East Anglia and President of the Royal Historical Society and Robert Saunders Reader in Modern British History at Queen Mary, University of London.The image above shows a Chartist mass meeting on Kennington Common in London in April 1848.

9 Maalis 202351min

Tycho Brahe

Tycho Brahe

Melvyn Bragg and guests discuss the pioneering Danish astronomer Tycho Brahe (1546 – 1601) whose charts offered an unprecedented level of accuracy.In 1572 Brahe's observations of a new star challenged the idea, inherited from Aristotle, that the heavens were unchanging. He went on to create his own observatory complex on the Danish island of Hven, and there, working before the invention of the telescope, he developed innovative instruments and gathered a team of assistants, taking a highly systematic approach to observation. A second, smaller source of renown was his metal prosthetic nose, which he needed after a serious injury sustained in a duel. The image above shows Brahe aged 40, from the Atlas Major by Johann Blaeu. With Ole Grell Emeritus Professor in Early Modern History at the Open University Adam Mosley Associate Professor of History at Swansea University and Emma Perkins Affiliate Scholar in the Department of History and Philosophy of Science at the University of Cambridge.

2 Maalis 202353min

Superconductivity

Superconductivity

Melvyn Bragg and guests discuss the discovery made in 1911 by the Dutch physicist Heike Kamerlingh Onnes (1853-1926). He came to call it Superconductivity and it is a set of physical properties that nobody predicted and that none, since, have fully explained. When he lowered the temperature of mercury close to absolute zero and ran an electrical current through it, Kamerlingh Onnes found not that it had low resistance but that it had no resistance. Later, in addition, it was noticed that a superconductor expels its magnetic field. In the century or more that has followed, superconductors have already been used to make MRI scanners and to speed particles through the Large Hadron Collider and they may perhaps bring nuclear fusion a little closer (a step that could be world changing).The image above is from a photograph taken by Stephen Blundell of a piece of superconductor levitating above a magnet.With Nigel Hussey Professor of Experimental Condensed Matter Physics at the University of Bristol and Radbout UniversitySuchitra Sebastian Professor of Physics at the Cavendish Laboratory at the University of CambridgeAndStephen Blundell Professor of Physics at the University of Oxford and Fellow of Mansfield CollegeProducer: Simon Tillotson

23 Helmi 202350min

Rawls' Theory of Justice

Rawls' Theory of Justice

Melvyn Bragg and guests discuss A Theory of Justice by John Rawls (1921 - 2002) which has been called the most influential book in twentieth century political philosophy. It was first published in 1971. Rawls (pictured above) drew on his own experience in WW2 and saw the chance in its aftermath to build a new society, one founded on personal liberty and fair equality of opportunity. While in that just society there could be inequalities, Rawls’ radical idea was that those inequalities must be to the greatest advantage not to the richest but to the worst off. WithFabienne Peter Professor of Philosophy at the University of WarwickMartin O’Neill Professor of Political Philosophy at the University of YorkAnd Jonathan Wolff The Alfred Landecker Professor of Values and Public Policy at the Blavatnik School of Government, University of Oxford and Fellow of Wolfson CollegeProducer: Simon Tillotson

16 Helmi 20231h

John Donne

John Donne

Melvyn Bragg and guests discuss Donne (1573-1631), known now as one of England’s finest poets of love and notable in his own time as an astonishing preacher. He was born a Catholic in a Protestant country and, when he married Anne More without her father's knowledge, Donne lost his job in the government circle and fell into a poverty that only ended once he became a priest in the Church of England. As Dean of St Paul’s Cathedral, his sermons were celebrated, perhaps none more than his final one in 1631 when he was plainly in his dying days, as if preaching at his own funeral.The image above is from a miniature in the Royal Collection and was painted in 1616 by Isaac Oliver (1565-1617)With Mary Ann Lund Associate Professor in Renaissance English Literature at the University of LeicesterSue Wiseman Professor of Seventeenth Century Literature at Birkbeck, University of LondonAnd Hugh Adlington Professor of English Literature at the University of Birmingham

9 Helmi 202351min

The Great Stink

The Great Stink

Melvyn Bragg and guests discuss the stench from the River Thames in the hot summer of 1858 and how it appalled and terrified Londoners living and working beside it, including those in the new Houses of Parliament which were still under construction. There had been an outbreak of cholera a few years before in which tens of thousands had died, and a popular theory held that foul smells were linked to diseases. The source of the problem was that London's sewage, once carted off to fertilise fields had recently, thanks to the modern flushing systems, started to flow into the river and, thanks to the ebb and flow of the tides, was staying there and warming in the summer sun. The engineer Joseph Bazalgette was given the task to build huge new sewers to intercept the waste, a vast network, so changing the look of London and helping ensure there were no further cholera outbreaks from contaminated water.The image above is from Punch, July 10th 1858 and it has this caption: The 'Silent Highway'-Man. "Your Money or your Life!"WithRosemary Ashton Emeritus Quain Professor of English Language and Literature at University College LondonStephen Halliday Author of ‘The Great Stink of London: Sir Joseph Bazalgette and the Cleansing of the Victorian Metropolis’AndPaul Dobraszczyk Lecturer at the Bartlett School of Architecture at University College London

26 Tammi 202350min

Persuasion

Persuasion

Melvyn Bragg and guests discuss Jane Austen’s last complete novel, which was published just before Christmas in 1817, five months after her death. It is the story of Anne Elliot, now 27 and (so we are told), losing her bloom, and of her feelings for Captain Wentworth who she was engaged to, 8 years before – an engagement she broke off under pressure from her father and godmother. When Wentworth, by chance, comes back into Anne Elliot's life, he is still angry with her and neither she nor Austen's readers can know whether it is now too late for their thwarted love to have a second chance.The image above is from a 1995 BBC adaptation of the novel, with Amanda Root and Ciarán Hinds WithKaren O’Brien Vice-Chancellor of Durham UniversityFiona Stafford Professor of English Language and Literature at the University of OxfordAndPaddy Bullard Associate Professor of English Literature and Book History at the University of ReadingProducer: Simon Tillotson

19 Tammi 202350min

Citizen Kane

Citizen Kane

Melvyn Bragg and guests discuss Orson Welles' film, released in 1941, which is widely acclaimed as one of the greatest, if not the greatest, films yet made. Welles plays the lead role of Charles Foster Kane, a newspaper magnate, and Welles directed, produced and co-wrote this story of loneliness at the heart of a megalomaniac. The plot was partly inspired by the life of William Randolph Hearst, who then used the power of his own newspapers to try to suppress the film’s release. It was to take some years before Citizen Kane reached a fuller audience and, from that point, become so celebrated.The image above is of Kane addressing a public meeting while running for Governor.With Stella Bruzzi Professor of Film and Dean of Arts and Humanities at University College LondonIan Christie Professor of Film and Media History at Birkbeck, University of LondonAnd John David Rhodes Professor of Film Studies and Visual Culture at the University of CambridgeProducer: Simon Tillotson

12 Tammi 202353min

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