Lex Fridman Podcast cover image

Lex Fridman Podcast

#79 – Lee Smolin: Quantum Gravity and Einstein’s Unfinished Revolution

Mar 7, 2020
Lee Smolin, a theoretical physicist and co-inventor of loop quantum gravity, dives deep into the cosmos and critiques modern physics. He explores the messy relationship between reality and human perception, emphasizing the need for a rigorous scientific method. The discussion touches on Einstein's theories and the quest for a unified theory that synthesizes quantum mechanics and general relativity, while also debating the Many Worlds interpretation. Smolin reflects on the hopeful future of theoretical physics, inviting collaboration and innovative thinking among younger scientists.
01:10:19

Episode guests

Podcast summary created with Snipd AI

Quick takeaways

  • Lee Smolin discusses loop quantum gravity and its implications for cosmology.
  • The podcast explores the philosophical dilemma of subjective perception versus objective reality.

Deep dives

Exploring the Concept of Reality and Perception

The podcast delves into the question of what is real and how humans perceive reality. It discusses the existence of an external world that is independent of personal experience, emphasizing the pursuit of understanding beyond subjective perceptions.

Get the Snipd
podcast app

Unlock the knowledge in podcasts with the podcast player of the future.
App store bannerPlay store banner

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode

Save any
moment

Hear something you like? Tap your headphones to save it with AI-generated key takeaways

Share
& Export

Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode