Could parallel universes exist? If so, what would they look like and how would they form?
NOVA Facebook: https://www.facebook.com/NOVAonline
NOVA Twitter: https://www.twitter.com/novapbs
Produced, animated, and edited by Greg Kestin
Editorial help from Kate Becker, Anna Rothschild, and Lauren Aguirre
A special thanks to Andrew Friedman
© WGBH Educational Foundation 2014
Night Music, Air Prelude, Not as it Seems, and Comfortable Mystery 3 by Kevin MacLeod (incompetech.com) CC By 3.0
Bicep2: Courtesy of National Science Foundation
Big Bang, Galaxies, and Cosmic Web: Courtesy of NASA
Many physicists believe there is a strong connection between the inflationary multiverse and an important feature of string theory; for more see http://www.wgbh.org/programs/NOVA-16/episodes/The-Fabric-of-the-Cosmos-Universe-or-Multiverse-32950
Although there is not yet evidence favoring the quantum multiverse over several other interpretations of quantum mechanics, it is still consistent with the results of every quantum experiment ever conducted.