Weekend Variety Wireless - Hour 1 - 15/12/18

This hour, Science report with physicist and author of Silencing Science, Shaun Hendy. Then, Astronomy with Grant Christie. Voyager 2 now in interstellar space. Nice little video here. Did a supernova kill off large oceanic animals like the Megalodon? The Fermi Paradox. Why havent we heard anything from other intelligent life? Grant lines up the amazing discoveries in astronomy in the 13 years hes been doing this awesome segment. Asteroid Bennu's clearest image yet. Weekend Variety Wireless with Graeme Hill, 8pm - midnight Saturdays and Sundays, on RadioLIVE and streaming live to the Rova app on Android and iPhone.