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What is so beautiful about string theory?

Daniel and Kelly’s Extraordinary Universe

CHAPTER

Bridging the Gap: Quantum Gravity Challenges

This chapter explores the intricate difficulties in merging general relativity with quantum mechanics to formulate a theory of quantum gravity. It highlights the issues of non-renormalizability and the dynamic nature of space and time, especially in curved spacetime scenarios. The discussion elaborates on the complexities introduced by string theory and the concept of renormalization, emphasizing the elegant potential solutions that arise within this framework.

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