Upload

Loading icon Loading...

This video is unavailable.

Dr. Michio Katu / 2057 Humans?

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to like Nelson Costa's video.

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to dislike Nelson Costa's video.

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to add Nelson Costa's video to your playlist.

Uploaded on Nov 23, 2010

Dr.Michio Kaku..Talks about Different Types of Human Civilizations. He also Talks about the Earth Beings Reaching the Scale of Civilization.

Loading icon Loading...

Loading icon Loading...

Loading icon Loading...

The interactive transcript could not be loaded.

Loading icon Loading...

Loading icon Loading...

Ratings have been disabled for this video.
Rating is available when the video has been rented.
This feature is not available right now. Please try again later.

Loading icon Loading...

Loading...
Working...
to add this to Watch Later

Add to