Today on Cool Science Radio John and Lynn's speak with (0:15) Dr. Mario Juric, an associate professor of Astronomy and the director of the Data-Intensive Research in Astronomy and Cosmology at the University of Washington. Mario works with large data sets and algorithms designed to discover undetected near-earth asteroids in our solar system.Then (27:49) Madeline Ostrander who has written At Home on an Unruly Planet: Finding Refuge on a Changed Earth joins the show. From rural Alaska to coastal Florida, she gives a vivid account of Americans working to protect the places they call home in an era of climate crisis.