Michio Kaku - Are there Extra Dimensions?

[alien_head]

Are we living in the only dimension or are there others? Physicist Michio Kaku talks about it.

[YouTube]RUlVFzl_BJs&t[/YouTube]

[dottie]

I really believe that there are a lot of unknown dimensions that astronauts don't know about, it would be best to explore outer space fully to know where they are exactly located.

[dave362]

The multi-dimension theory? I believe that it is possible. Because if it was possible then that would mean that Time travel is possible