This week we get a preview of the Chicago Science Festival. (Photo credit: Mike Stephen/WGN Radio)

Mike Stephen gets a preview of the upcoming Chicago Science Festival from Illinois Science Council founder & executive director Monica Metzler, learns about the music of the local group Surabhi Ensemble from guitarist Carlo Basile, and discovers the Secret History of local multi-instrumentalist Derf Reklaw. To subscribe to the OTL podcast, please visit our Apple Podcasts Page, Spotify, or our RSS feed.