Meet a soon-to-be-NASA engineer from Missouri who raps about math . Plus: what are the smells of KC, both past and present? We explore the rich tapestry of Kansas City scents, good and bad, and how they affect our experience of a place. Guests: Dajae Williams, senior at Missouri S&T , created the quadratic formula rap Jill McKeever, local fragrance maker, For Strange Women Nicolas Bock, architect and contributor to Squeezebox