On November 11, 2018, seismologists began puzzling over a weird low-frequency rumble that rang through the entire planet. The wave wasn’t connected to any known events, and scientists remain mystified by the mysterious phenomenon. Join the guys as the explore the theories behind the world’s weirdest earthquake.

They don't want you to read our book.: https://static.macmillan.com/static/fib/stuff-you-should-read/

See omnystudio.com/listener for privacy information.