Steven Weinberg - What is the Theory of Everything? (Part 2/2)

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It is the Holy Grail of physics: All the particles and forces of nature unified and explained by equations so simple that you can print them on your tee shirt. Are we getting there? What would a 'final theory' of fundamental physics do? And if we find it, what will we know? Will we know everything?

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Steven Weinberg was a theoretical physicist and Nobel laureate in Physics for his contributions to the unification of the weak force and electromagnetic interaction between elementary particles.

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Closer to Truth presents the world’s greatest thinkers exploring humanity’s deepest questions. Discover fundamental issues of existence. Engage new and diverse ways of thinking. Appreciate intense debates. Share your own opinions. Seek your own answers.