I finally understood how Einstein vizualised spacetime curvature! (My mind is blown!)

To try everything Brilliant has to offer—free—for a full 30 days, visit https://brilliant.org/FloatHeadPhysics/ . You’ll also get 20% off an annual premium subscription This is also my submission for the summer of math exposition 4. #SoME4 Let's intuitively rediscover the idea of metric tensor. And how it's at the heart of general relativity. This video was sponsored by Brilliant