In this enlightening discussion, Dr. Felix Flicker, a theoretical physicist from the University of Bristol, and Professor Stuart Reid from the University of Strathclyde delve deep into the fascinating world of mirrors. They explore how subatomic interactions create reflections, the role of astonishing reflective films in devices, and the precision behind the $2 million mirrors at LIGO. The episode wraps up with amusing insights into how a pint behaves in space, highlighting the quirky side of physics!