Distant Galaxies in Radio Vision . ... Credit Copyright: M. Garrett ( JIVE ), T. Muxlow and S. Garrington ( Jodrell Bank ), EVN Explanation: Radio waves , like visible light, are electromagnetic radiation and radio telescopes can "see" -- their signals translated into radio images of the cosmos. While individually even the largest radio telescopes have very blurry vision compared to their optical counterparts , networks of radio telescopes can combine signals to produce sharper pictures . ...