Published Oct 28, 2021

Dark Matter, Spacetime's Expansion, & String Theory with Neil deGrasse Tyson - Cosmic Queries

Neil deGrasse Tyson and Jordan Klepper delve into the mysteries of the universe, from the expansion of spacetime and the challenges of string theory to the elusive dark matter and dynamic solar system formation, exploring how these elements interconnect to reshape our cosmic understanding.
Episode Highlights
StarTalk Radio logo

Popular Clips

Episode Highlights

  • String Theory Basics

    introduces string theory by highlighting its attempt to reconcile quantum physics and general relativity. He explains that while quantum physics governs the microscopic world, Einstein's general relativity explains cosmic phenomena like black holes and the Big Bang. However, these theories clash at singularities, where mathematical inconsistencies arise 1.

    It's kind of like that. You weren't allowed to divide by zero, right?

    ---

    humorously relates this to his own school experiences, emphasizing the complexity of string theory and its foundational concepts.

       

    Challenges & Progress

    The quest to unify string theory with general relativity and quantum physics remains a formidable challenge. describes the efforts of string theorists to create a comprehensive framework that encompasses both theories, yet acknowledges their struggle to achieve this goal 2. Despite decades of work, the theories remain unmerged, prompting Tyson to question the difficulty of the task.

    Could it be that you are all just too stupid? Why is it that it's hard and you're not smart enough?

    ---

    adds a political analogy, suggesting that progress in science, much like in politics, often unfolds slower than desired.

Related Episodes