Nels and Vincent discuss evolutionary evidence for an epidemic of coronavirus infection over 20,000 years ago in East Asia, and reconstruction of the membrane differences between bacteria and Archaea reveals unexpected differences in permeability. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Ancient coronavirus epidemic in East Asia (Curr Biol) Gene-culture coevolution and human evolutionary transition (Proc Roy Soc B) Membrane permeability at the lipid divide (bioRxiv) Time stamps by Jolene. Thanks! Science Picks Nels – Slowed canonical progress in large fields of science Vincent – Virology Live Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv