London-based graffiti artist Shok One‘s latest series of murals feature rainbow-colored x-ray images. Head over to his Flickr to behold more pieces in all their spectrographic glory. (photo via Colossal)

London-based graffiti artist Shok One‘s latest series of murals feature rainbow-colored x-ray images. Head over to his Flickr to behold more pieces in all their spectrographic glory. (photo via Colossal)