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This is a clip from a conversation with Michio Kaku from Oct 2019. New full episodes once or twice a week and 1-2 new clips or a new non-podcast video on all other days. You can watch the full conversation here: https://www.youtube.com/watch?v=kD5yc1LQrpQ (more links below) Podcast full episodes playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 Podcasts clips playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOeciFP3CBCIEElOJeitOr41 Podcast website: https://lexfridman.com/ai Podcast on Apple Podcasts (iTunes): https://apple.co/2lwqZIr Podcast on Spotify: https://spoti.fi/2nEwCF8 Podcast RSS: https://lexfridman.com/category/ai/feed/ Note: I select clips with insights from these much longer conversation with the hope of helping make these ideas more accessible and discoverable. Ultimately, this podcast is a small side hobby for me with the goal of sharing and discussing ideas. For now, I post a few clips every Tue & Fri. I did a poll and 92% of people either liked or loved the posting of daily clips, 2% were indifferent, and 6% hated it, some suggesting that I post them on a separate YouTube channel. I hear the 6% and partially agree, so am torn about the whole thing. I tried creating a separate clips channel but the YouTube algorithm makes it very difficult for that channel to grow unless the main channel is already very popular. So for a little while, I'll keep posting clips on the main channel. I ask for your patience and to see these clips as supporting the dissemination of knowledge contained in nuanced discussion. If you enjoy it, consider subscribing, sharing, and commenting. Michio Kaku is a theoretical physicist, futurist, and professor at the City College of New York. He is the author of many fascinating books on the nature of our reality and the future of our civilization. Subscribe to this YouTube channel or connect on: - Twitter: https://twitter.com/lexfridman - LinkedIn: https://www.linkedin.com/in/lexfridman - Facebook: https://www.facebook.com/lexfridman - Instagram: https://www.instagram.com/lexfridman - Medium: https://medium.com/@lexfridman - Support on Patreon: https://www.patreon.com/lexfridman
Michio Kaku discusses the timeline for human exploration of Mars, predicting that we could see humans on the planet by the 2030s. He emphasizes that while the physics of reaching Mars is feasible, the challenge lies in engineering solutions to safely transport humans. Kaku also speculates about the future of space travel, including the development of starships powered by laser beams, as part of humanity's journey into the cosmos.
"when do you think the first human will step foot on Mars I think it's a good chance in 2030s that we will be on Mars in fact there's no physics reason why we can't do it it's an engineering problem it..."
In this segment, Kaku explains the complexities of achieving fusion power on Earth compared to the natural processes in stars. He highlights the difficulties posed by magnetism in fusion machines and discusses the potential of fusion as an unlimited energy source derived from seawater. Kaku argues that mastering fusion technology is crucial for advancing civilization to a Type 1 status, where energy is abundant and sustainable.
"sources of energy but it's unstable and we don't have fusion power today now why is that first of all stars for mammals for free you get up punch the gas large enough it becomes a star I mean you didn..."
Kaku elaborates on the concept of a Type 1 civilization, explaining that humanity is currently at a Type 0 level, relying on fossil fuels. He discusses the indicators of a Type 1 civilization, such as the internet and global culture, and emphasizes the importance of fusion power as a backbone for future advancements. Kaku reflects on how we are on the brink of becoming a Type 1 civilization within the next century.
"unlimited power from seawater so seawater will be the ultimate source of energy for the planet Earth why what's the intuition there because we'll extract hydrogen from seawater burn hydrogen in the fu..."
In this segment, Kaku argues for the necessity of establishing a human settlement on Mars as a safeguard for humanity. He discusses the process of terraforming Mars, explaining how raising the planet's temperature by just 6 degrees could trigger a self-sustaining cycle of melting ice caps and releasing water vapor. Kaku emphasizes the importance of preparing for potential disasters on Earth by creating a viable human presence on Mars.
"being type one you know get a calculator in fact Carl Sagan calculated that we are about 0.7 fairly close to a 1.0 for example what is the internet the Internet is the beginning of the first type 1 te..."
Kaku explores various methods for melting the polar ice caps of Mars to facilitate terraforming. He critiques the idea of using hydrogen warheads, suggesting instead the use of solar satellites to beam sunlight onto the ice caps. This innovative approach could help unlock Mars' frozen water resources, making it possible for liquid water to flow on the planet once again, paving the way for future colonization.
"the dinosaurs did not have a space program and that's why they're not here today how come they're no dinosaurs in this room today because they didn't have a space program we do have a space program wh..."