Check out the Massey Lectures with Neil Turok:
Perimeter Institute for Theoretical Physics:

MinutePhysics is on Google+ –
And facebook –
And twitter – @minutephysics

Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute!

Music by Nathaniel Schroeder:

Thanks to Nima Doroud and Bruno LeFloch for contributions and to Perimeter Institute for support.

Produced in association with the 2012 Massey Lecture Series Created by Henry Reich

source