Can We Really Touch Anything?

Can we really touch things? Well if by touch we mean exchange a force-carrying particle with, then yes. The photon is the force-carrier of the electromagnetic interaction. But if the photon is also a particle of light then why aren t magnets glowing? Because the photons are virtual particles, which means they can t be directly detected (without changing the outcome we are trying to measure. Supported by Audible: http://bit.ly/ZJ5Q6z Who would win in a chin-up competition between me and MinutePhysics? What is going to be the most exciting area of scientific discovery in the next few decades? Where can you get a Veritasium t-shirt? http://dft.ba/-vetshirt Huge thanks to Brady, CGP Grey, and Henry for their cameos. Thank you to PhET for the Bohr model simulation: http://phet.colorado.edu/