DescriptionDr. Christian Ferko is a theoretical physicist at Northeastern University and IAIFI. He primarily works on sigma models and machine learning (especially on the correspondence between neural networks and QFTs). His work can be found at the link below.Some links1) His works: https://inspirehep.net/authors/18380252) Link to the high-energy physics resources page on my website: https://hassaansaleem.com/graduate-level-theoretical-physics-resources-in-progress/Contact InfoMy website: hassaansaleem.comFollow on Instagram: https://www.instagram.com/hassaan.3142/Join the WhatsApp channel: https://whatsapp.com/channel/0029Va9DkjmAzNbs7IlGuv1XFollow on Twitter: https://twitter.com/Hassaan_PHYEmail Queries: greatestmight@gmail.comTime stamps(0:00) Intro of the guest(0:20) Neural Networks/QFT (NN/QFT) correspondence(1:54) Getting gauge theory(4:07) Adding spinors(6:45) RG scale in Neural Networks (NNs)(9:20) Activation functions(14:40) Other architectures(16:01) Adding interactions(18:05) Anomalies in NNs(23:50) T duality in NNs(30:16) Discrete θ angles in NNs(33:21) Entanglement in NNs(35:41) NNs and Holography(39:45) NNs and generalized symmetries(41:36) TTbar deformation(44:37) TTbar and supersymmetry(47:42) TTbar and Modmax theory(50:48) TTbar and holography(56:54) Outreach(1:05:50) Psychological aspects of research(1:12:00) Choosing problems(1:17:04) Building collaborations(1:24:20) Using AI for research(1:30:08) Choosing Ph.D. students(1:34:22) (People's question) Non-linearity in ML(1:37:43) (People's question) Is AI curious?(1:39:45) (People's questions) Practices for using AI
7 Aug 2026
Phymaths podcast # 74 || Phil Halper and Dr. Niayesh Afshordi
DescriptionPhil Halper is a fellow of the Royal Astronomical Society and a science communicator, well known for his YouTube channel (Skydivephil) featuring cosmology documentaries with prominent cosmologists and physicists.Dr. Niayesh Afshordi is a cosmologist at the University of Waterloo, with an associate faculty position at the Perimeter Institute. He works on black hole physics and quadratic gravity.Together, they have co-authored a book titled "Battle of the Big Bang," which compiles and discusses various cosmological theories.The link to their book and papers, and a list of Dr. Afshordi's works, is given belowSome links1) Their book: https://press.uchicago.edu/ucp/books/book/chicago/B/bo244963115.html2) Their Copenhagen survey: https://arxiv.org/abs/2503.157763) Their APS survey: https://arxiv.org/abs/2605.110584) Dr. Niayesh's works: https://inspirehep.net/authors/1023532?ui-citation-summary=true5) Link to the high-energy physics resources page on my website: https://hassaansaleem.com/graduate-level-theoretical-physics-resources-in-progress/Contact InfoMy website: hassaansaleem.comFollow on Instagram: https://www.instagram.com/hassaan.3142/Join the WhatsApp channel: https://whatsapp.com/channel/0029Va9DkjmAzNbs7IlGuv1XFollow on Twitter: https://twitter.com/Hassaan_PHYEmail Queries: greatestmight@gmail.comTime stamps(0:00) Intro of the guests(0:25) Their book and Phil's series(5:56) Singularity theorems(22:11) Inflation(34:36) BGV theorem(45:41) Cosmic natural selection(1:04:34) Cyclic universe(1:17:05) Variable speed of light(1:29:47) More surveys?
11 Jul 2026
Phymaths podcast # 73 || Dr. Georges Obied
DescriptionDr. Georges Obeid is a theoretical physicist at the University of Chicago who has worked on the dark dimension scenario, dark sector, and evolving dark energy models motivated by string theory. His list of works can be found below.Some links1) His works: https://inspirehep.net/authors/12466842) Link to the high-energy physics resources page on my website: https://hassaansaleem.com/graduate-level-theoretical-physics-resources-in-progress/Contact InfoMy website: hassaansaleem.comFollow on Instagram: https://www.instagram.com/hassaan.3142/Join the WhatsApp channel: https://whatsapp.com/channel/0029Va9DkjmAzNbs7IlGuv1XFollow on Twitter: https://twitter.com/Hassaan_PHYEmail Queries: greatestmight@gmail.comTime stamps(0:00) Intro of the guest(0:16) Dark dimension scenario(05:18) Relevant data and tools(17:07) Phantom dark energy(22:29) Quintessence(25:25) deSitter conjecture(30:26) Clash between Inflation and swampland(34:02) Open problems in the dark dimension scenario(39:20) Coursework to research transition(43:40) Choosing problems to work on(45:10) Building collaborations(47:10) His interest in Physics(49:50) (People's question) Dark dimension and cosmological constant(52:41) (People's question) Talking to experimentalists(57:48) (People's question) Taking Ph.D students
Who has been a guest on Phymaths podcast
Names identified in recent episode analyses. Showing up to five guests.
Dr Shiraz Minwalla
Dr Sonia Contera
Dr Alastair Wilson
Dr Sunil Mukhi
Dr Daniel Whiteson
Reach and audience
Public platform figures. Ratings count people who left a rating, not total listeners.
YouTube views
1,685,550
Score snapshot 15 Sept 2025
Apple Podcasts (US)
5.0 / 5
1 ratings
Spotify
5.0 / 5
6 ratings
Podcast Authority Score: 54 / 100
A composite of feed quality, social presence, YouTube performance and engagement. Read the methodology.
Quality
59
Social presence
0
YouTube
93
Engagement
32
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