Sir Martin Rees
Emeritus Professor of Cosmology and Astrophysics at the University of Cambridge, Astronomer Royal of the United Kingdom, and co-founder of the Centre for the Study of Existential Risk. His expertise lies in cosmology, astrophysics, and existential risks.
Best podcasts with Sir Martin Rees
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Jul 22, 2025 • 1h 6min
Are We Alone? Martin Rees on Aliens, The Fermi Paradox & The Fate of Humanity
In a thought-provoking discussion, Lord Martin Rees, a leading cosmologist and former Astronomer Royal, dives into humanity's quest to understand the universe and ourselves. He tackles Fermi's Paradox and what the silence of extraterrestrial civilizations means for us. Rees reflects on his collaboration with Stephen Hawking, shares views on the ethical implications of AI, and explores the delicate balance between moral progress and technological risks. His insights challenge listeners to consider how our beliefs shape our understanding of existence and the future.
Mar 2, 2020 • 1h 40min
86 | Martin Rees on Threats to Humanity, Prospects for Posthumanity, and Life in the Universe
In this insightful discussion, Martin Rees, Emeritus Professor of Cosmology and Astrophysics and Astronomer Royal, explores existential risks humanity faces, from nuclear threats to artificial intelligence. He emphasizes the importance of addressing low-probability, high-impact scenarios with transparency. Rees also speculates on humanity's evolution and the ethical implications of genetic engineering and consciousness uploading. The conversation touches on the exciting possibilities of extraterrestrial life and the future of human society in a rapidly advancing technological landscape.
