The River Model of General Relativity

Does space flow like a river There s an analogy in General Relativity positing exactly that, and which, astonishingly enough, conveys the sophistication of Einstein s theory via a few simple intuitions. But how truthful is such a view, and what would it imply about the most infamous of massive objects to inhabit our universe that of the black hole Climb aboard our riverboat and find out Plus Curious Edgar finds himself in more than one vertiginous predicament. Credit for the thumbnail title goes to this webpage: Please consider supporting us on Patreon: Content: 00:00 Intro 01:05 The SetUp 01:54 Accelerated Frames Flowing Space 04:24 Acceleration at the Surface of the Earth 06:10 Reinterpreting Gravity 07:36 Riverine Analogies 11:12 Constructing the River of Space 12:43 Phenomena on the River 16:05 A Black Hole is a Waterfall of Space 18:09 Conclusion