Lord Martin Rees is a cosmologist and astrophysicist at Cambridge University and co-founder of the Centre for the Study of Existential Risk. Please support this podcast by checking out our sponsors: – Lambda: https://lambdalabs.com/lex – InsideTracker: https://insidetracker.com/lex to get 20% off – Indeed: https://indeed.com/lex to get $75 credit – ExpressVPN: https://expressvpn.com/lexpod and use code LexPod to get 3 months free – Onnit: https://lexfridman.com/onnit to get up to 10% off EPISODE LINKS: Martin’s Twitter: https://twitter.com/lordmartinrees Martin’s Website: https://www.martinrees.uk Martin’s Books: If Science is to Save Us: https://amzn.to/3yXRqsc The End of Astronauts: https://amzn.to/3B604ro On the Future: https://amzn.to/3OlzLjB PODCAST INFO: Podcast website: https://lexfridman.com/podcast