April 2019 Extra

Chasing the horizon. In the show this time, we talk to Leen Decin about the ATOMIUM project [25:50 - 41:32], Tana Joseph tells us about black hole binaries and multi-messenger astronomy in this month's JodBite [00:52 - 25:42], and your astronomy questions are answered by Benjamin Shaw in Ask an Astronomer [01:06:53 - 01:20:32].