Growing Glaciers, Expanding Universe, Flu Near You. March 29, 2019, Part 1 Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email The image, taken by the Hubble Telescope, helps researchers measure how fast the universe is expanding with the Hubble constant. ( NASA, ESA, A. Riess (STScI/JHU) ) Hosted by Ira Flatow Produced by Science Friday and WNYC Studios