Comedian and host of the outstanding podcast Scattered Chris Garcia (@_chrisgarcia) joins Matt and Andy to discuss getting a little too much parental help with science fair projects, dolphins using tools, 3D printing inside the body and how burning coal 250 million years ago led to climate change. This episode is brought to you by The Great Courses Plus, offering Probably Science listeners a free trial with unlimited access by visiting TheGreatCoursesPlus.com/probably