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Physics

# Episode Title Description People Date
1 Women in STEM Irene speaks to DPhil student Misha Patel and  Professor Sonia Antoranz Contera . They touch on their pathways into science as women, the importance of networks and what direction their work will take next. Irene Tracey, Misha Patel, Sonia Antoranz Contera 02 Feb 2024
2 Oxford Physics and the ‘remote and speculative project’ A lecture by Prof Stephen Blundell, Professor of Physics – Condensed Matter - (Department of Physics and Mansfield College). Stephen Blundell 21 Dec 2023
3 Gravitational radiation: an overview Prof Steven Balbus - Gravitational radiation: an overview Steven Balbus 28 Nov 2023
4 How the weird and wonderful properties of magnetised laser plasmas could ignite fusion-energy research Archie Bott explains how a promising scheme for fusion relies on a novel feature of hot laser-plasmas: introducing a magnetic field of the correct strength alters the plasma’s fundamental properties in a highly counterintuitive yet beneficial manner. Archie Bott 02 Jun 2023
5 Stellarators: twisty tokamaks that could be the future of fusion Georgia Acton introduces stellarators, discusses the features that distinguish them from tokamaks, highlight the challenges we currently face, and discusses how we might overcome them. Georgia Acton 02 Jun 2023
6 Magnetic confinement fusion: Science that’s hotter than a Kardashian Instagram post Michael Barnes introduces the basic concepts behind magnetic confinement fusion, he describes why it is so challenging and discusses possibilities for the future. Michael Barnes 02 Jun 2023
7 The spaghettification of stars by supermassive black holes: understanding one of nature’s most extreme events The spaghettification of stars by supermassive black holes: understanding one of nature’s most extreme events - Andrew Mummery Andrew Mummery 03 Mar 2023
8 Extreme value statistics and the theory of rare events Extreme value statistics and the theory of rare events - Francesco Mori Francesco Mori 03 Mar 2023
9 Inflation and the Very Early Universe Inflation and the Very Early Universe - Georges Obied Georges Obied 03 Mar 2023
10 Biodiversity on the rocks: joining the dots between animate and inanimate This podcast explores some of the countless relationships between biology, biodiversity, and geology, past and present. Elaine Charwat, Esteban Acevedo Trejos, Mark Carnall, Lita Manners 31 Aug 2022
11 Fluid-gravity duality and hydrodynamics of black holes Holography explains why black hole horizons have thermodynamic and hydrodynamic properties and inspires researchers to re-visit foundations and explore limits of relativistic hydrodynamics Andrei Starinets, Julia Yeomans 29 Apr 2021
12 Hydrodynamics of Quantum Many-Body Systems Out of Equilibrium Can we apply hydrodynamics to systems with extensively many conservation laws Bruno Bertini 29 Apr 2021
13 Why Hydrodynamics? What is hydrodynamics and why does it apply over 20 orders of magnitude in energy and length. Steve Simon, Julia Yeomans 29 Apr 2021
14 Strings and Fields Will strings be the theory of everything?, presented by Prof Luis Fernando Alday. Luis Fernando Alday 16 Jan 2021
15 Classical and Quantum Black Holes Prof March-Russell explains our latest understanding of black holes, some of the most mysterious objects in the Universe. John March-Russell 16 Jan 2021
16 Why is Quantum Gravity so hard? A pressing question in our quest to understand the Universe is how to unify quantum mechanics and gravity, the very small and the very large. John Wheater 16 Jan 2021
17 Machine learning techniques in modern quantum-mechanics experiments In this talk, Dr Elliott Bentine shall discuss how recent experiments have exploited machine-learning techniques, both to optimize the operation of these devices and to interperet the data they produce. Elliott Bentine 22 Mar 2020
18 Machine Learning and String Theory Professor Andre Lukas will discuss how string theorists have started to use methods from data science - particularly machine learning - to analyse the vast landscape of string data. Andre Lukas 22 Mar 2020
19 Oxford Mathematics Public Lectures - Carlo Rovelli  - Spin networks: the quantum structure of spacetime from Penrose's intuition to Loop Quantum Gravity Carlo Rovelli delivers The Roger Penrose Lecture on the Quantum structure of Spacetime. Carlo Rovelli 16 Jan 2020
20 IceCube: Opening a New Window on the Universe from the South Pole Particle Physics Christmas Lecture, hosted by Prof. Daniela Bortoletto, Head of Particle Physics and senior members of the department with guest speaker, Professor Francis Halzen. Daniela Bortoletto, Francis Halzen 20 Dec 2019
21 Creative Commons Nano comes to life: how nanotechnology is transforming medicine and the future of biology In this book talk, Professor Sonia Contera will talk about how Nanotechnology is transforming medicine and the future of biology. Sonia Contera 06 Dec 2019
22 Cosmic acceleration revealed by Type la supernovae? In this talk Subir Sarkar will explain how deflagration supernovae have been used to infer that the Hubble expansion rate is accelerating, and critically assess whether the acceleration is real and due to `dark energy’. Subir Sarkar 01 Nov 2019
23 Supernova Explosions and their Role in the Universe In this talk, Philipp Podsiadlowski will explain how this energy (sometimes) creates a visible fireball, before going on to explain the role of supernovae in the production of the heaviest elements in the periodic table. Philipp Podsiadlowski 01 Nov 2019
24 What makes stars go bang? In this talk, James Binney will outline the physics that leads to prodigeous release of energy in core-collapse and deflagration supernovae. James Binney 01 Nov 2019
25 Gravitational Waves and Prospects for Multi-messenger Astronomy Professor Barry C Barish gives a talk on the quest for the detection of gravitational waves. Barry C. Barrish 30 Jul 2019
26 Cherwell-Simon Memorial Lecture: The XENON Project: at the forefront of Dark Matter Direct Detection What is the Dark Matter which makes 85% of the matter in the Universe? We have been asking this question for many decades and used a variety of experimental approaches to address it, with detectors on Earth and in space. Elena Aprile 08 Jul 2019
27 Creative Commons Particles in space Join Dr Donal Hill for a tour of the invisible, as he describes how particle detectors measure 3D information to help uncover the secrets of tiny fundamental particles. Donal Hill 12 Jun 2019
28 Oxford Mathematics Public Lectures: Graham Farmelo - The Universe Speaks in Numbers An old-fashioned tale of tale of romance and estrangement, of hope and despair. Graham Farmelo 21 May 2019
29 ... from collisions to the Higgs boson To study the Higgs boson at the LHC we also need to understand how highly energetic quarks and gluons interact, among themselves and with the Higgs. Fabrizio Caola 16 May 2019
30 From protons to collisions… We learn about the Higgs Boson and its interactions at the LHC by examining the debris produced by colliding protons head-on at unprecedented high energies. Lucian Harland-Lang 16 May 2019
31 What the Large Hadron Collider is telling us about the Higgs sector and its new interactions Over the past two years, CERN’s Large Hadron Collider (LHC) has started to directly probe a qualitatively new class of interactions, associated with the Higgs boson. Gavin Salam 16 May 2019
32 Why the world is simple - Prof Ard Louis The coding theorem from algorithmic information theory (AIT) - which should be much more widely taught in Physics! - suggests that many processes in nature may be highly biased towards simple outputs. Ard Louis 15 Feb 2019
33 Topology in Biology - Prof Julia Yeomans FRS Active systems, from cells and bacteria to flocks of birds, harvest chemical energy which they use to move and to control the complex processes needed for life. Julia Yeomans 15 Feb 2019
34 Welcome from the Head of the Physics Department Ian Shipsey delivers the welcome speech for the Saturday Mornings of Theoretical Physics. Ian Shipsey 15 Feb 2019
35 Oxford Mathematics Public Lectures: Hooke Lecture - Michael Berry - Chasing the dragon: tidal bores in the UK and elsewhere In some of the world’s rivers, an incoming high tide can arrive as a smooth jump decorated by undulations, or as a breaking wave. The river reverses direction and flows upstream. Michael Berry 28 Jan 2019
36 Entropy from Entanglement Siddharth Parameswaran, Associate Professor, Physics Department. Siddharth Parameswaran 03 Dec 2018
37 Entropy: two short stories John Chalker, Head of Theoretical Physics, gives a talk on entropy. John Chalker 03 Dec 2018
38 Entropy: Gaining Knowledge by Admitting Ignorance Alexander Schekochihin, Professor of Theoretical Physics, gives a talk on entropy. Alexander Schekochihin 03 Dec 2018
39 The Quantum and the Cosmos The 17th Hintze Lecture, given by Professor Rocky Kolb, Arthur Holly Compton Distinguished Service Professor of Astronomy and Astrophysics, The University of Chicago. Rocky Kolb 14 Nov 2018
40 Roger Penrose in conversation with Hannah Fry - Oxford Mathematics Public Lectures In our Oxford Mathematics London Public Lecture Roger Penrose in conversation with Hannah Fry reveals his latest research, a veritable chain reaction of universes, which he says has been backed by evidence of events that took place before the Big Bang. Roger Penrose, Hannah Fry 06 Nov 2018
41 The Search for Life on Earth, In Space and Time Dr James Green, current Chief Scientist of NASA gives a talk on the how life may be distributed on Earth and in the Solar System with consideration of the age of our sun. James Green 29 Oct 2018
42 What is antimatter? What is antimatter? Antimatter was one of the most exciting physics discoveries of the 20th century, and has since been picked up by fiction writers such as Dan Brown. But what exactly is it? Donal Hill 17 May 2018
43 The future of the planet: life, growth and death in organisms, cities and companies. Geoffrey West In this year’s Simonyi Lecture Geoffrey West discusses universal laws that govern everything from growth to mortality in plants, animals, cities and companies. Geoffrey West 09 May 2018
44 Fine-Tuning Discussion Simon Friederich, Natalja Deng, and Erik Curiel participate in a roundtable discussion addressing questions around probability, fine-tuning, and arguments for a multiverse or deity. Simon Friederich, Natalja Deng, Erik Curiel 24 Apr 2018
45 Erik Curiel: Measure, Topology, and Probability in Cosmology. Erik Curiel explains the challenges in making assessments of probability by making assumptions about the space of universes--or cosmological models--that our theories allow. Erik Curiel 24 Apr 2018
46 Natalja Deng: What Kind of Fine-Tuner? Natalja Deng discusses whether the apparent fine-tuning of the universe for life can be evidence for a divine creator. Natalja Deng 24 Apr 2018
47 Simon Friederich: Fine-Tuning for Life in the Universe, A Panoramic View Simon Friederich reviews the challenges that arise in using empirical evidence that the universe is tuned for life to evaluate multiverse hypothesis. Simon Friederich 24 Apr 2018
48 Evidence in the Multiverse Erik Curiel and Simon Friederich hash out the problems we encounter when we look for evidence of a multiverse. Erik Curiel, Simon Friederich 24 Apr 2018
49 The Hard Fact of Life in Big Physics City How similar is the fine-tuning of our universe to probabilistic reasoning we use and understand? Simon Friederich and Erik Curiel go through a series of examples. Erik Curiel, Simon Friederich 24 Apr 2018
50 Stability and Probability Erik Curiel and Simon Friederich discuss how reasoning in cosmology sometimes conflates topological stability with probability, and why that might be wrong. Simon Friederich, Erik Curiel 24 Apr 2018
51 Problems with Probability Simon Friederich and Erik Curiel discuss the problems fine-tuning arguments raise for our understanding of probability. Simon Friederich, Erik Curiel 24 Apr 2018
52 The State of the Universe Our Universe was created in 'The Big Bang' and has been expanding ever since. Professor Schmidt describes the vital statistics of the Universe, and tries to make sense of the Universe's past, present, and future. Brian Schmidt 20 Nov 2017
53 Cassini-Huygens: Space Odyssey to Saturn and Titan Public Lecture organised by the Aeronautical Society of Oxford in conjunction with the Department of Physics. David Southwood 18 Oct 2017
54 Nuclear Fusion Aled Walker, Justin Ball, Valerian Chen, Jason Parisi discuss nuclear fusion as part of the In Our Spare Time series. Aled Walker, Justin Ball, Valerian Chen, Jason Parisi 13 Jun 2017
55 Exploring the very early universe with gravitational waves John March-Russell gives a talk about gravitational wave signals of stringy physics, a ‘soundscape’ connected to the landscape of string vacua. John March-Russell 10 May 2017
56 The birth of gravitational wave astronomy Subir Sarkar reviews the detection of the ‘chirrup’ signal from a pair of merging massive black holes by the Laser Interferometer Gravitational-Wave Observatory, as well as subsequent experimental developments. Subir Sarkar 10 May 2017
57 From action at a distance to gravitational waves James Binney gives a talk about the mathematics that describe Gravitational waves. James Binney 10 May 2017
58 From Materials to Cosmology: Studying the early universe under the microscope Physics Colloquium 27 January 2017 delivered by Professor Nicola Spaldin, ETH Zurich Nicola Spaldin 05 Apr 2017
59 The New Era in Observational Cosmology In the fourth part of their discussion, Pedro Ferreira and Jerome Martin conjecture about the future of inflation. They talk about the potential for new evidence for and against the theory, and the variety of new probes into our cosmological environment. Pedro Ferreira, Jerome Martin 04 Apr 2017
60 When is a theory good enough? In the third part of their discussion, Pedro Ferreira and Jerome Martin talk about whether one should look for a deeper physical theory when one’s current theory is well-supported by observation. Pedro Ferreira, Jerome Martin 04 Apr 2017
61 Can we measure naturalness? In the second part of their discussion, Pedro Ferreira and Jerome Martin consider ways to build the naturalness of an inflationary model into our expectations for observing it. Pedro Ferreira, Jerome Martin 04 Apr 2017
62 An Encyclopedia of Inflation In the first part of their discussion, Pedro Ferreira and Jerome Martin talk about the variety of inflationary models. They discuss methods for distinguishing between them based on evidence and describe the application of Bayesian statistics to inflation. Pedro Ferreira, Jerome Martin 04 Apr 2017
63 Inflation in the Future What should we expect to learn in the future? In the fourth part of their chat, Dave Sloan and Robert Brandenberger talk about how we expect inflationary theory to develop, and how observations may lead to new physics in this area. David Sloan, Robert Brandenberger 04 Apr 2017
64 Strings, Inflation, and Alternatives In the third part of their discussion, Dave Sloan and Robert Brandenberger explain the relationship between string theory and inflationary models. Can inflation arise from particle physics, or do we need to look for alternative models? David Sloan, Robert Brandenberger 04 Apr 2017
65 Inflation Predicts In the second part of their discussion, Dave Sloan and Robert Brandenberger tell us what inflation predicts and whether inflation itself seems fine-tuned. This discussion was conducted at the University of Oxford on March 14, 2017. David Sloan, Robert Brandenberger 04 Apr 2017
66 Evidence For Inflation In the first part of their discussion, Dave Sloan and Robert Brandenberger go over our evidence for inflationary theories and discuss how inflationary models improve on the hot big bang. David Sloan, Robert Brandenberger 04 Apr 2017
67 Panel on Inflation Professor Joe Silk talks with Professor Robert Brandenberger, Professor Jerome Martin, and Dr. Dave Sloan about the current state of research and controversies surrounding inflation. Joe Silk, Robert Brandenberger, Jerome Martin, David Sloan 04 Apr 2017
68 Does Inflationary Cosmology Solve Fine-Tuning Problems? Professor Robert Brandenberger (McGill) argues that inflationary models still face considerable challenges. Robert Brandenberger 04 Apr 2017
69 Inflationary Attractors Dr David Sloan (Oxford) discusses the for inflation to occur given typical initial conditions. He argues that, on the right understanding of the background dynamics of the universe, inflationary conditions dominate. David Sloan 04 Apr 2017
70 Inflation After Planck Professor Jerome Martin (Institut d’Astrophysique de Paris) explains the current state of evidence for inflationary models. Jerome Martin 04 Apr 2017
71 Redder is better! Exploring the universe with the successor to Hubble Rebecca Bowler, University of Oxford give a talk about the successor to the Hubble telescope - The James Webb Space Telescope - which will detect infrared radiation. Rebecca Bowler 28 Mar 2017
72 Creative Commons On the trail of the most energetic particles in the universe Rafael Alves Batista, University of Oxford, gives a talk about cosmic rays. Rafael Alves Batista 28 Mar 2017
73 The Future of Particle Physics Panel Discussion Panel discussion with Prof John Womersley (STFC), Prof John Wheater (Department of Physics), Prof Ian Shipsey (Particle Physics), Prof Dave Wark (Particle Physics), Prof Daniella Bortoletto (Physics) and Prof Subir Sarkar (Particle Theory Group) John Womersley, John Wheater, Ian Shipsey, Dave Wark 07 Mar 2017
74 The Future of Particle Physics: The Particle Physics Christmas Lecture Professor John Womersley (STFC) gives the Particle Physics Christmas Lecture. John Womersley 07 Mar 2017
75 How do you make scientific equipment space proof? Since the 1960’s man has been sending missions to Mars. Some successes, some failures. This hasn’t stopped scientists trying to explore this incredible red planet. Colin Wilson 21 Dec 2016
76 The Observer Strikes Back What is an observer? In the fifth and final part of their discussion, Jim Hartle and Bernard Carr discuss the nature of observers. Jim Hartle, Bernard Carr 06 Dec 2016
77 No Boundaries for Quantum Cosmology Where is the observer in the universe? In the fourth part of their discussion, Jim Hartle and Bernard Carr discuss Jim Hartle’s no-boundary proposal. Bernard Carr, Jim Hartle 06 Dec 2016
78 Physics and Philosophy What are the limits of physics? In the third part of their discussion, Bernard Carr and Jim Hartle talk about the point at which physics ends and philosophy begins. Bernard Carr, Jim Hartle 06 Dec 2016
79 The Quantum and Cosmological Scales How do we combine our theory of the very small with our theory of the largest scales of the universe? In the second part of their discussion, Jim Hartle and Bernard Carr hash out the connections between cosmology and quantum mechanics. Jim Hartle, Bernard Carr 06 Dec 2016
80 What Fine Tunings Are There? Is the universe fine-tuned for life? In the first part of their discussion, Bernard Carr and Jim Hartle discuss how physical theories might contain unexplained assumptions that are necessary for the existence of life. Bernard Carr, Jim Hartle 06 Dec 2016
81 Why climate change action is difficult and how we can make a difference 2014 Charles Simonyi Lecture with David MacKay. David discusses how the laws of physics constrain our energy options, and describes what happened when his reflections on energy arithmetic propelled him into a senior civil service role. David MacKay 18 Nov 2016
82 Putting the Higgs Boson in its Place Professor Melissa Franklin talks about her experiences working towards the discovery of the Higgs Boson and her work today at the Large Hadron Collider Melissa Franklin, Marcus du Sautoy 18 Nov 2016
83 Science and Politics Oxford DPhil students discuss the relationship between scientific advice and government policy Aled Walker, Kathryn Boast, Rob Shalloo 04 Nov 2016
84 Creative Commons How do you make a reliable weather forecast? Latest episode from Oxford Sparks, this episode on how to predict the weather. Hannah Christensen 04 Nov 2016
85 Topology and the Classification of Matter: New Physics Hidden in Plain Sight Third lecture "More is different" - how states of matter emerge from quantum theory Saturday morning of Theoretical Physics. With Professor Steve Simon, introduction by Professor John WheelerThird Steve Simon 01 Nov 2016
86 Magnets, superfluids and superconductors Second lecture "More is different" - how states of matter emerge from quantum theory Saturday morning of Theoretical Physics. With Professor Fabian Essler, introduction by Professor John Wheeler. Fabian Essler 01 Nov 2016
87 Identical particles: from one to many First lecture in the "More is different" - how states of matter emerge from quantum theory Saturday morning of Theoretical Physics. With Professor John Chalker, introduction by Professor John Wheeler. John Chalker 01 Nov 2016
88 As he retires from the the Savilian Chair of Geometry, Oxford Mathematician Nigel Hitchin reflects From early mathematical inspiration at school in Duffield, Derbyshire, Nigel recalls his often unplanned progress via Jesus College, Oxford, Princeton, Cambridge and Warwick, before his final return to Oxford. Nigel Hitching, Martin Bridson 19 Oct 2016
89 Fashion, Faith, and Fantasy in the New Physics of the Universe - Roger Penrose What can fashionable ideas, blind faith, or pure fantasy have to do with the scientific quest to understand the universe? Surely, scientists are immune to trends, dogmatic beliefs, or flights of fancy? Roger Penrose 19 Oct 2016
90 Dark Matter, Fine-Tuned What surprising features of our theories cry out for explanation? Rocky Kolb and Rafael Alves Batista consider features of our theories that look unlikely or unnatural, and what our chances are for building a unified theory that explains them. Rocky Kolb, Rafael Alves Batista 12 Oct 2016
91 Why Now? We’re at a particularly interesting time in the evolution of the universe. Rafael Alves Batista and Rocky Kolb chat about the interesting features of our time, and why we should--or should not--expect to be living now. Rocky Kolb, Rafael Alves Batista 12 Oct 2016
92 Dark Matter Particles What sort of things could dark matter be, and how would we tell which it is? Rafael Alves Batista and Rocky Kolb review the main candidate dark matter particles, and consider our chances for telling which one is out there. Rocky Kolb, Rafael Alves Batista 12 Oct 2016
93 The Future of Dark Matter In the third part of their discussion, Celine Boehm and Justin Read mull over what we can learn from dark matter. Will understanding dark matter lead us to a small change in the standard model, or a large one? Justin Read, Celine Boehm 12 Oct 2016
94 How Does Dark Matter Act? In the second part of their discussion, Celine Boehm and Justin Read talk about how dark matter acts, both on large scales, at early times, and in small galaxies much nearer to us. Justin Read, Celine Boehm 12 Oct 2016
95 How Do We Find Dark Matter? In the first part of their discussion, Justin Read and Celine Boehm go over our evidence for dark matter and consider the possible particles that could make it up. Justin Read, Celine Boehm 12 Oct 2016
96 Dark Matter(s) Discussion Celine Boehm, Rocky Kolb, and Justin Read discuss fine-tuning in dark matter models, how we judge astrophysical parameters to be fine-tuned, how we get evidence for dark matter, supersymmetry, and our prospects for finding the dark matter particle. Celine Boehm, Rocky Kolb, Justin Read 04 Oct 2016
97 The Level of Fine-Tuning it Takes to Make a Dark Matter Model Dr. Celine Boehm (Durham) discusses the possible dark matter particles and the constraints--theoretical and experimental--on their parameter space. Celine Boehm 04 Oct 2016
98 The Decade of the Wimp Dr. Rocky Kolb (Chicago) discusses the theoretical reasons to expect dark matter to be a Weakly Interacting Massive Particle (WIMP), and the prospects for finding one. Rocky Kolb 04 Oct 2016
99 Astrophysical Probes of Dark Matter Dr. Justin Read (Surrey) explains the astrophysical evidence for dark matter, and our prospects for getting more information about its nature and interaction by looking at nearby dwarf galaxies. Justin Read 04 Oct 2016
100 'Light' Part 2 - Harnessing a single photon What's the use of just one photon, the smallest bit of light? And what does it take to study it? Joelle Boutari 27 Jul 2016