It's the 200th episode of the award-winning podcast, that is the space for arts and science. In this special feature length extended episode Jo welcomes back a host of guests, and topics discussed include myth busting, meteorology, plants, sensory science, illustration, video games, theatre, history, neuroscience, microbiology, the Periodic Table, science fiction films and space.

Guests featured: Dr Emma Yhnell, Professor Jo Verran, Briony Hudson, Melanie Backe-Hansen, Professor Adam Hart, James Mayhew, Faith Douglas, Dr Jamie Gallagher, Corey Brotherson, Paul Scott, Mark Thompson, Sue Nelson, Professor Barry Smith, Jeff Downes, Graham O'Dwyer and Dee Atkins-Greig.

Presented, produced & edited by Jo Durrant.

Music licensed from Purple Planet.