Late! In the show this time, Dr Jonathan Pritchard [16:28 - 35:47] tells us about exploring the dawn of cosmic structure with the 21cm line, Dr Michael Keith [03:35 - 16:18] talks about pulsars in this month's JodBite, and your astronomical questions are answered by Prof. Tim O'Brien [46:01 - 65:51] in Ask an Astronomer.
