In this excerpt from his Floating University/Great Big Ideas lecture, Dr. Michio Kaku explains that string theory begins where Einstein's framework breaks down.<br /><br />Read more at BigThink.com: http://bigthink.com/videos/michio-kaku-explains-string-theory<br /><br />Follow Big Think here:<br />YouTube: https://www.youtube.com/user/bigthink<br />Facebook: https://www.facebook.com/BigThinkdotcom<br />Twitter: https://twitter.com/bigthink<br /><br />Full lecture: http://www.youtube.com/watch?v=0NbBjNiw4tk
