How well do you know your insides? Ever wondered why you have an appendix or how your ears work out the source of a sound?

Discover the strange and surprising human body in Body Pods, a series of 12 podcasts by artists and scientists, each one exploring a different part of your body. Scroll to the bottom of the page to listen.

This month, listen to The Heart by Francesca Beard, a performance poet based in London, and Dave Hildick-Smith, a cardiologist based at Royal Sussex Hospital, Brighton, with music by Dan Antopolski. Francseca says: "I hope that when you listen to this podcast, it makes you feel warm towards the very important pump in your chest. Happy Valentine’s Day. Take care of your heart, it’s a mind-blowingly phenomenal piece of kit."

Click here to find out more about Dave Hildick-Smith's area of work and you can watch a video of Francesca and Dave talking about their collaboration and the science behind the podcast by clicking on the video thumbnail above.

Also listen to The Ear, the first in our series, made by David Rosenberg and David McAlpine, Professor of Auditory Neuroscience and Director of the UCL Ear Institute. This podcast uses binaural sound so please use headphones to listen.

Download the podcasts here, subscibe to the series through iTunes or SoundCloud and look out for our listening stations, touring theatres, hospitals and universities throughout the year, including BAC and University College, London, West Yorkshire Playhouse, Leeds and Unity Theatre, Liverpool.

This month the listening stations are at BAC, Camden People's Theatre, UCL Ear Institute, Roundhouse, and Unity Theatre, Liverpool.

Artists include Francesca Beard, Amanda Boyle, Stacy Makishi, David Rosenberg, and Richard Thomas.

Scientists include Prof. David McAlpine, Dr Dave Hildick-Smith and David Gems.

Recording and Editing by Alex Mee. Films by Fergus Dingle.

Funded by a Wellcome Trust Arts Award. Also released as the Guardian Culture Podcast each month.

Series Image: Original image by Annie Cavanagh, Wellcome Images (designed by Leopold)
Ear Image: Original image Wellcome Library, Wellcome Images (designed by Leopold)
Heart Image: Original image Gordon Museum, Wellcome Images (designed by Leopold)