The show starts with The Science Appliance with bat biologist Dan Riskin. Dan and David talk about how they hung in Toronto last week. Dan goes over the deadliest paper cuts. Foreign correspondent Tony Five goes into a wild tale of a date gone wrong due to a near-homonym. David reveals how he dates with IBS. Another bat biologist, assistant professor of urban ecology at CUNY, Dr. Joanna Coleman warns of endangered bats being sold as decorations on Etsy. Doctoral student with the Division of Speech, Music & Hearing at the KTH Royal Institute of Technology in Stockholm, Axel Ekström shares his research on how chimpanzees may be capable of speech. Mathematician and author Amandine Aftalion shares facts you don't know about sports and science from her book of the same name. As is Friday tradition, David sings.

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