2010-09-08
[public] 284K views, 4.43K likes, 43.0 dislikes audio only
We answer viewer questions about string theory, gravity, magnetism and the speed of light - and more. See more videos at http://www.sixtysymbols.com/
Follow us on Twitter at http://twitter.com/periodicvideos
Including Amanda Bauer and Ed Copeland
Or on Facebook at http://www.facebook.com/pages/Sixty-Symbols-Fan-Page/10150109085555564