#485 – David Kirtley: Nuclear Fusion, Plasma Physics, and the Future of Energy

Jordan Jonas is a wilderness survival expert, explorer, hunter, guide, and winner of Alone Season 6, a show in which the task is to survive alone in the arctic wilderness longer than anyone else. He is widely considered to be one of the greatest competitors in the history on that show. Please support this podcast by checking out our sponsors: - HiddenLayer: https://hiddenlayer.com/lex - Notion: https://notion.com/lex - Shopify: https://shopify.com/lex to get $1 per month trial - NetSuite: http://netsuite.com/lex to get free product tour - LMNT: https://drinkLMNT.com/lex to get free sample pack - Eight Sleep: https://eightsleep.com/lex to get $350 off AMA - Submit Questions to Lex: https://lexfridman.com/ama-questions Transcript: https://lexfridman.com/jordan-jonas-transcript EPISODE LINKS: Jordan's Instagram: https://instagram.com/hobojordo Jordan's YouTube: https://youtube.com/@hobojordo Jordan's Website: https://jordanjonas.com/ Jordan's X: https://x.com/hobojordo PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (11:25) - Alone Season 6 (45:43) - Arctic (1:01:59) - Roland Welker (1:09:34) - Freight trains (1:21:19) - Siberia (1:39:45) - Hunger (1:59:29) - Suffering (2:14:15) - God (2:29:15) - Mortality (2:34:59) - Resilience (2:46:45) - Hope (2:49:30) - Lex AMA

21 Jul 20242h 56min

Ivanka Trump is a businesswoman, real estate developer, and former senior advisor to the President of the United States. Please support this podcast by checking out our sponsors: - Cloaked: https://cloaked.com/lex and use code LexPod to get 25% off - Shopify: https://shopify.com/lex to get $1 per month trial - NetSuite: http://netsuite.com/lex to get free product tour - Eight Sleep: https://eightsleep.com/lex to get $350 off - ExpressVPN: https://expressvpn.com/lexpod to get 3 months free Transcript: https://lexfridman.com/ivanka-trump-transcript EPISODE LINKS: Ivanka's Instagram: https://instagram.com/ivankatrump Ivanka's X: https://x.com/IvankaTrump Ivanka's Facebook: https://facebook.com/IvankaTrump Ivanka's books: Women Who Work: https://amzn.to/45yHAgj The Trump Card: https://amzn.to/3xB22jS PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (10:17) - Architecture (22:32) - Modern architecture (30:05) - Philosophy of design (38:21) - Lessons from mother (1:01:27) - Lessons from father (1:09:59) - Fashion (1:20:54) - Hotel design (1:32:04) - Self-doubt (1:34:27) - Intuition (1:37:37) - The Apprentice (1:42:11) - Michael Jackson (1:43:46) - Nature (1:48:40) - Surfing (1:50:51) - Donald Trump (2:05:13) - Politics (2:21:25) - Work-life balance (2:27:53) - Parenting (2:42:59) - 2024 presidential campaign (2:46:37) - Dolly Parton (2:48:22) - Adele (2:48:51) - Alice Johnson (2:54:16) - Stevie Ray Vaughan (2:57:01) - Aretha Franklin (2:58:11) - Freddie Mercury (2:59:16) - Jiu jitsu (3:06:21) - Bucket list (3:10:50) - Hope

2 Jul 20240s

Andrew Huberman is a neuroscientist at Stanford and host of the Huberman Lab Podcast. Please support this podcast by checking out our sponsors: - Eight Sleep: https://eightsleep.com/lex to get $350 off - LMNT: https://drinkLMNT.com/lex to get free sample pack - AG1: https://drinkag1.com/lex to get 1 month supply of fish oil - Shopify: https://shopify.com/lex to get $1 per month trial - NetSuite: http://netsuite.com/lex to get free product tour - BetterHelp: https://betterhelp.com/lex to get 10% off Transcript: https://lexfridman.com/andrew-huberman-5-transcript EPISODE LINKS: Andrew's YouTube: https://youtube.com/AndrewHubermanLab Andrew's Instagram: https://instagram.com/hubermanlab Andrew's Website: https://hubermanlab.com Andrew's X: https://x.com/hubermanlab Andrew's book on Amazon: https://amzn.to/3RNSIQN Andrew's book: https://hubermanlab.com/protocols-book PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (10:24) - Quitting and evolving (17:22) - How to focus and think deeply (19:56) - Cannabis drama (30:08) - Jungian shadow (40:35) - Supplements (43:38) - Nicotine (48:01) - Caffeine (49:48) - Math gaffe (1:06:50) - 2024 presidential elections (1:13:47) - Great white sharks (1:22:32) - Ayahuasca & psychedelics (1:37:33) - Relationships (1:45:08) - Productivity (1:53:58) - Friendship

28 Jun 20241h 57min

Arvind Srinivas is CEO of Perplexity, a company that aims to revolutionize how we humans find answers to questions on the Internet. Please support this podcast by checking out our sponsors: - Cloaked: https://cloaked.com/lex and use code LexPod to get 25% off - ShipStation: https://shipstation.com/lex and use code LEX to get 60-day free trial - NetSuite: http://netsuite.com/lex to get free product tour - LMNT: https://drinkLMNT.com/lex to get free sample pack - Shopify: https://shopify.com/lex to get $1 per month trial - BetterHelp: https://betterhelp.com/lex to get 10% off Transcript: https://lexfridman.com/aravind-srinivas-transcript EPISODE LINKS: Aravind's X: https://x.com/AravSrinivas Perplexity: https://perplexity.ai/ Perplexity's X: https://x.com/perplexity_ai PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (10:52) - How Perplexity works (18:48) - How Google works (41:16) - Larry Page and Sergey Brin (55:50) - Jeff Bezos (59:18) - Elon Musk (1:01:36) - Jensen Huang (1:04:53) - Mark Zuckerberg (1:06:21) - Yann LeCun (1:13:07) - Breakthroughs in AI (1:29:05) - Curiosity (1:35:22) - $1 trillion dollar question (1:50:13) - Perplexity origin story (2:05:25) - RAG (2:27:43) - 1 million H100 GPUs (2:30:15) - Advice for startups (2:42:52) - Future of search (3:00:29) - Future of AI

19 Jun 20243h 11min

Sara Walker is an astrobiologist and theoretical physicist. She is the author of a new book titled "Life as No One Knows It: The Physics of Life's Emergence". Please support this podcast by checking out our sponsors: - Notion: https://notion.com/lex - Motific: https://motific.ai - Shopify: https://shopify.com/lex to get $1 per month trial - BetterHelp: https://betterhelp.com/lex to get 10% off - AG1: https://drinkag1.com/lex to get 1 month supply of fish oil Transcript: https://lexfridman.com/sara-walker-3-transcript EPISODE LINKS: Sara's Book - Life as No One Knows It: https://amzn.to/3wVmOe1 Sara's X: https://x.com/Sara_Imari Sara's Instagram: https://instagram.com/alien_matter PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (10:40) - Definition of life (31:18) - Time and space (42:00) - Technosphere (46:25) - Theory of everything (55:06) - Origin of life (1:16:44) - Assembly theory (1:32:58) - Aliens (1:44:48) - Great Perceptual Filter (1:48:45) - Fashion (1:52:47) - Beauty (1:59:08) - Language (2:05:50) - Computation (2:15:37) - Consciousness (2:24:28) - Artificial life (2:48:21) - Free will (2:55:05) - Why anything exists

13 Jun 20243h 1min

Kevin Spacey is a two-time Oscar-winning actor, who starred in Se7en, the Usual Suspects, American Beauty, and House of Cards, creating haunting performances of characters who often embody the dark side of human nature. Please support this podcast by checking out our sponsors: - ExpressVPN: https://expressvpn.com/lexpod to get 3 months free - Eight Sleep: https://eightsleep.com/lex to get $350 off - BetterHelp: https://betterhelp.com/lex to get 10% off - Shopify: https://shopify.com/lex to get $1 per month trial - AG1: https://drinkag1.com/lex to get 1 month supply of fish oil Transcript: https://lexfridman.com/kevin-spacey-transcript EPISODE LINKS: Kevin's X: https://x.com/KevinSpacey Kevin's Instagram: https://www.instagram.com/kevinspacey Kevin's YouTube: https://youtube.com/kevinspacey Kevin's Website: https://kevinspacey.com/ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (10:14) - Seven (13:54) - David Fincher (21:46) - Brad Pitt and Morgan Freeman (27:15) - Acting (35:40) - Improve (44:24) - Al Pacino (48:07) - Jack Lemmon (57:25) - American Beauty (1:17:34) - Mortality (1:20:22) - Allegations (1:38:19) - House of Cards (1:56:55) - Jack Nicholson (1:59:57) - Mike Nichols (2:05:30) - Christopher Walken (2:12:38) - Father (2:21:30) - Future

5 Jun 20240s

Roman Yampolskiy is an AI safety researcher and author of a new book titled AI: Unexplainable, Unpredictable, Uncontrollable. Please support this podcast by checking out our sponsors: - Yahoo Finance: https://yahoofinance.com - MasterClass: https://masterclass.com/lexpod to get 15% off - NetSuite: http://netsuite.com/lex to get free product tour - LMNT: https://drinkLMNT.com/lex to get free sample pack - Eight Sleep: https://eightsleep.com/lex to get $350 off Transcript: https://lexfridman.com/roman-yampolskiy-transcript EPISODE LINKS: Roman's X: https://twitter.com/romanyam Roman's Website: http://cecs.louisville.edu/ry Roman's AI book: https://amzn.to/4aFZuPb PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (09:12) - Existential risk of AGI (15:25) - Ikigai risk (23:37) - Suffering risk (27:12) - Timeline to AGI (31:44) - AGI turing test (37:06) - Yann LeCun and open source AI (49:58) - AI control (52:26) - Social engineering (54:59) - Fearmongering (1:04:49) - AI deception (1:11:23) - Verification (1:18:22) - Self-improving AI (1:30:34) - Pausing AI development (1:36:51) - AI Safety (1:46:35) - Current AI (1:51:58) - Simulation (1:59:16) - Aliens (2:00:50) - Human mind (2:07:10) - Neuralink (2:16:15) - Hope for the future (2:20:11) - Meaning of life

2 Jun 20240s

Charan Ranganath is a psychologist and neuroscientist at UC Davis, specializing in human memory. He is the author of a new book titled Why We Remember. Please support this podcast by checking out our sponsors: - Riverside: https://creators.riverside.fm/LEX and use code LEX to get 30% off - ZipRecruiter: https://ziprecruiter.com/lex - Notion: https://notion.com/lex - MasterClass: https://masterclass.com/lexpod to get 15% off - Shopify: https://shopify.com/lex to get $1 per month trial - LMNT: https://drinkLMNT.com/lex to get free sample pack Transcript: https://lexfridman.com/charan-ranganath-transcript EPISODE LINKS: Charan's X: https://x.com/CharanRanganath Charan's Instagram: https://instagram.com/thememorydoc Charan's Website: https://charanranganath.com Why We Remember (book): https://amzn.to/3WzUF6x Charan's Google Scholar: https://scholar.google.com/citations?user=ptWkt1wAAAAJ Dynamic Memory Lab: https://dml.ucdavis.edu/ PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ YouTube Full Episodes: https://youtube.com/lexfridman YouTube Clips: https://youtube.com/lexclips SUPPORT & CONNECT: - Check out the sponsors above, it's the best way to support this podcast - Support on Patreon: https://www.patreon.com/lexfridman - Twitter: https://twitter.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Medium: https://medium.com/@lexfridman OUTLINE: Here's the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time. (00:00) - Introduction (10:18) - Experiencing self vs remembering self (23:59) - Creating memories (33:31) - Why we forget (41:08) - Training memory (51:37) - Memory hacks (1:03:26) - Imagination vs memory (1:12:44) - Memory competitions (1:22:33) - Science of memory (1:37:48) - Discoveries (1:48:52) - Deja vu (1:54:09) - False memories (2:14:14) - False confessions (2:18:00) - Heartbreak (2:25:34) - Nature of time (2:33:15) - Brain–computer interface (BCI) (2:47:19) - AI and memory (2:57:33) - ADHD (3:04:30) - Music (3:14:15) - Human mind

25 Mai 20240s