A Kansas Citian just returned from his first trip back to Puerto Rico since it was devastated by two hurricanes. We hear how recovery is going from his on-the-ground perspective. Then: when you think of Antarctica, you may picture a vast land covered with snow. But did you know that plants used to grow there? A scientist is back from an Arctic expedition with plant fossils that she collected — fossils that may tell us something about how life withstands climate change. Also: A local researcher,