5. Cosmological Redshift and the Dynamics of Homogeneous Expansion, Part I - YouTube

https://www.youtube.com/watch?v=45RQrWHzovU&index=5&t=1m21s&list=PLUl4u3cNGP61Bf9I0WDDriuDqEnywoxra

MIT 8.286 The Early Universe, Fall 2013 View the complete course: http://ocw.mit.edu/8-286F13 Instructor: Alan Guth In this lecture, the professor quickly re...