Dr Karl’s a curious optimist – a great combination for a science lover. Join him and his guests for weird facts, amazing conversation and remember, it’s never too late for a happy childhood. https://drkarl.com/
http://shirtloadsofscience.libsyn.com/podcast
episode 44: Cosmic Ticks #2 with Prof Lewis (360)
How far can we "see" through Space-Time? Professor Lewis takes Dr Karl to a place where everything is in slo-mo (relatively). The discussion naturally concludes with Time Machines.
DrKarl.com
Geraint F Lewis