Poster of Cast and Crew in Need To Know - Season 2011 - Episode 7 - The Universe(s), Egypt’s Future, and Fracking

Need To Know - Season 2011 - The Universe(s), Egypt’s Future, and Fracking (Episode 7)

Plot: How many universes are there? Author Brian Greene explains. Plus: A fracking update, a look at what’s next in Egypt and an interview author Parag Khanna
Episode Aired On:
Friday, February 18 2011
13 years ago