At the limits of astrophysics – with Katy Clough

Why does modern astronomy often sound like science fiction? And how do objects like supermassive black holes, wormholes and warp drives fit into our current understanding of physics? Watch the Q&A here: https://youtu.be/Pg8jxhCO0m8 Subscribe for regular science videos: http://bit.ly/RiSubscRib...