Reviews Spectrums: Our Mind-boggling Universe from Infinitesimal to Infinity by David Blatner By Science News January 10, 2013 at 6:59 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print Explore the wonders of six kinds of spectra — numbers, light, sound, size, heat and time — that define the universe. Walker & Co., 2012, 183 p., $25