What is the Many Worlds Interpretation of Quantum Physics?

By Andrew Zimmerman Jones, About.com Guide
The many worlds interpretation (MWI) is a theory within quantum physics intended to explain the fact that the universe contains some non-deterministic events, but the theory itself intends to be fully deterministic. In this interpretation, every time a "random" event takes place, the universe splits between the various options available. Each separate version of the universe contains a different outcome of that event. Instead of one continuous timeline, the universe under the many worlds interpretation looks more like a series of branches splitting off of a tree limb. [Read more] ...