In Our Time

BBC Radio 4
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Mar 8, 2007 • 42min

Microbiology

Melvyn Bragg and guests discuss the history of microbiology. We have more microbes in our bodies than we have human cells. We fear them as the cause of disease, yet are reliant on them for processes as diverse as water purification, pharmaceuticals, bread-making and brewing. In the future, we may look to them to save the planet from environmental hazards as scientists exploit their ability to clean up pollution. For microbes are the great recyclers on the earth, processing everything – plants, animals and us. Without microbes life would grind to a halt. How did we first discover these invisible masters of the universe? The development of microscopes in the 17th Century played a key part, but for a while science seemed stuck in this purely observational role. It is only when Louis Pasteur and Robert Koch began to manipulate microbes in the lab two hundred years later that stunning advances were made. These breakthroughs led to an understanding of how microbes transform matter, spread disease and also prevent it with the development of antibiotics and vaccines.With John Dupré, Professor of Philosophy of Science at Exeter University; Anne Glover, Professor of Molecular and Cell Biology at Aberdeen University; and Andrew Mendelsohn, Senior Lecturer in the History of Science and Medicine at Imperial College, University of London
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Mar 1, 2007 • 28min

Optics

Discover the evolution of optics from telescopes unveiling planets to microscopes revealing a tiny universe. Explore the craze for optical illusions, the impact of spectacles on scholarship, and how new lenses revolutionized our perception of the world. From Galileo's stargazing to Newton's spectrum revelation, dive into the history of how we see and understand the universe.
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Feb 15, 2007 • 42min

Heart of Darkness

In this podcast, they discuss Joseph Conrad's 'Heart of Darkness', a critique of colonialism and greed. The story follows Marlow's journey in the Belgian Congo, meeting the enigmatic Kurtz. Readers debate the meaning of Kurtz's final words 'the horror'. The novella prompts diverse readings, from psychoanalytical to feminist perspectives.
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Feb 8, 2007 • 42min

Popper

Melvyn Bragg discusses Karl Popper, a philosopher challenging prevailing ideas in science and politics. Popper emphasized the theory of falsification, advocating for constant challenge of scientific theories. He distinguished good science from 'pseudo sciences' and promoted an Open Society. His ideas influenced politicians globally, sparking debates on the nature of truth in scientific principles.
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Feb 1, 2007 • 28min

Genghis Khan

Melvyn Bragg and guests discuss Genghis Khan, from his humble beginnings to creating the largest land-based empire. They explore his military tactics, ability to unite diverse peoples, and ruthless conquests. The episode covers his early life, military engagements, empire building, and legacy of uniting cultures. Genghis Khan's strategic thinking, discipline in warfare, and brutal tactics are highlighted, shedding light on his impressive legacy in history.
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Jan 25, 2007 • 42min

Archimedes

Delving into the life of Archimedes, the Greek mathematician known for shouting 'Eureka!' His innovations in pulleys and levers led to formidable weapons, while his true love remained pure mathematics. Learn about his calculation of Pi, creation of a new numerical system, and enigmatic legacy impacting the scientific revolution.
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Jan 18, 2007 • 42min

The Jesuits

Exploring the Jesuits' influence from education to art, their global reach in missions, their suppression and restoration. Learn about Loyola's spiritual journey, their role in the Catholic Church, and their impact on science and culture. Discover their patronage of the arts, adaptability in foreign lands, success in education, and their eventual re-establishment after suppression.
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Jan 11, 2007 • 42min

Mars

Delving into the allure of Mars, this podcast discusses its harsh conditions, mysterious history, and the ongoing debate about the possibility of life on the red planet. From ancient beliefs to modern scientific discoveries, the fascination with Mars continues to captivate our imagination. The exploration of Mars's surface, atmosphere, and potential for human habitation leaves us eagerly anticipating the next chapter in our quest to uncover the secrets of this captivating world.
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9 snips
Jan 4, 2007 • 42min

Jorge Luis Borges

Explore how Jorge Luis Borges challenged traditional notions with his short stories on identity and reality. Learn about his unique writing style, blending multiple narrative levels. Delve into his use of illusions and liberal translations that inspired Latin American writers. Discover his views on language, reality, and fantasy, shaping global literature with mystical storytelling.
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Dec 28, 2006 • 42min

Constantinople Siege and Fall

Melvyn Bragg and guests discuss the siege of Constantinople in 1453, marking the end of the Byzantine Empire and rise of the Ottoman Empire. Topics include the city's strategic importance, advances in weaponry like cannons, Ottoman military strengths, and the emotional aftermath of the fall.

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