Brian Greene: How Can We Picture the Fourth Dimension?

Left-right, up-down, back-forth: These are the dimensional directions we're able to perceive. Theoretical physics posits that additional dimensions could exist beyond our perceptive reach. Read more at BigThink.com: http://bigthink.com/videos/brian-greene-on-alternate-dimensions Follow Big Think here: YouTube: http://goo.gl/CPTsV5 Facebook: https://www.facebook.com/BigThinkdotcom Twitter: https://twitter.com/bigthink Transcript - The possibility of dimensions of space beyond the three that we know about