<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by pshrodr</i>
<br />Has the speed of gamma rays ever been proven to be equal to the speed of light? ... We are told that all electromagnetic waves travel through space at the speed of light. How about x-ray velocities also?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Yes to electromagnetic waves of all wavelengths. There are astronomical objects such as supernovas and gamma-ray and x-ray bursters that occur at the same time at all wavelengths, which shows that all wavelengths traveled at the same speed. -|Tom|-
