Yellowstone's colorful geothermal pools used to be plain blue
Monday, December 22, 2014 - 12:00
in Earth & Climate
Brooks HaysYELLOWSTONE, Wyo., Dec. 22 (UPI) -- Researchers were able to reconstruct the spectral history of Yellowstone's Grand Prismatic Spring, Sapphire Pool and Morning Glory Pool via computer modeling.