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4th Dimension - Tesseract 4th Dimension Made Easy - Carl Sagan
From the epic Cosmos by Carl Sagan: http://amzn.to/2BKhUix (US). For UK: http://amzn.to/2BNeP14 | Canada: http://amzn.to/2AutZu2 |
This short video clip shows Carl Sagan explaining the 4th Dimension. It is a short clip from Carl Sagan's Cosmos: A Personal Voyage.
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![A Journey into the 4th Dimension Perspective [Part 1]](https://i.ytimg.com/vi/4TI1onWI_IM/mqdefault.jpg)
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