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#562: Dr. Michio Kaku — Exploring Time Travel, the Beauty of Physics, Parallel Universes, the Mind of God, String Theory, Lessons from Einstein, and More

The Tim Ferriss Show

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The Giggle Factor in Physics and the Possibility of Time Travel

Physicists used to giggle at the idea of time travel, but now they take it seriously. After World War II, Kurt Girdle discovered a solution to Einstein's equations that allowed for time travel. Einstein was horrified by this and believed it was impossible. However, since then, hundreds of solutions have been found where time travel is possible, such as through a rotating black hole. These findings have changed the perspective on time travel in the scientific community.

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