The outer layer of the sun is slowing down, something we've known for decades but haven't been able to figure out until now. Supported by Google Making & Science: null References: A Poynting-Robertson-like drag at the Sun’s surface Ian Cunnyngham, Marcelo Emilio, Jeff Kuhn, Isabelle Scholl, Rock Bush https://arxiv.org/ftp/arxiv/papers/1612/1612.00873.pdf https://en.wikipedia.org/wiki/Poynting–Robertson_effect Edited and Animated by Jesse Agar Music from http://epidemicsound.com/ "Serene Story 2"