Caitlin Howlett interviews Kate Hennessy, editor of 10daysofscience.com about the Ultimo Science Festival,

Victoria Bond celebrates 400 years of Galilean astronomy,

Dan Keogh and Caitlin Howlett lead a discussion on the science of marijuana with
Celine Steinfield, Victoria Bond, Kate Hennessy and Ian Woolf - it really addictive?,

Presented and produced by Ian Woolf