Science Scratching the Surface: The Ripples of Mars KUAF | By Caitlin Ahrens Published July 2, 2019 at 12:06 PM CDT Facebook Twitter LinkedIn Email Listen • 2:15 1 of 2 2 of 2 On this episode of Scratching the Surface, Caitlin Ahrens talks about the ripples of Mars and how they're similar to ones found on Earth. Caitlin Ahrens - The Pluto Manager