When people say the universe is curved, what do they actually mean? I explain the concept of Curvature in two parts, and end off with a concrete example that shows that our spacetime is indeed curved.

⏱ Timestamps:
0:00 Intro
1:26 Part I: The Intuitive Explanation
7:10 Parallel Transport
9:43 Part II: The Mathematical Explanation
23:02 The Riemann Tensor
26:20 Part III: Example of Curved Spacetime.

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Thanks for watching!

#Curvature #Spacetime #GeneralRelativity