Einstein's general relativity says gravity is spacetime curvature, but what does that mean? Let's take a look at how gravitational time dilation results in a...
I really like this PBS Spacetime video, which is at least a little related. Great channel for diving into these subjects further, but in a more casual way than a textbook.
I’ve never heard that take on it before (the idea of turning time into space), but it sounds fascinating. Do you have any links I could follow up on?
Only a few really dry textbooks I’m afraid, it’s a subject that’s extremely difficult to explain in lay terms as the mathematics is so complicated.
That said if you’re feeling masochistic, Schultz’s first course in GR is the most approachable that I know.
I really like this PBS Spacetime video, which is at least a little related. Great channel for diving into these subjects further, but in a more casual way than a textbook.