src=&quot;http://static.globered.com/images/users/&quot;&gt;&lt;/img&gt; Photons Do the Photons have mass? By: korado | Created: 26/02/2010 13:05 | In physics , a photon is an elementary particle , the quantum of the electromagnetic interaction and the basic "unit" of light and all other forms of electromagnetic radiation . It is also the force carrier for