Two Bearded men Podcast number 8, Discussion on sleep and NASA's Mars rover

Two Bearded Men Podcast number 9, Discussion on Brewdog Beer and driverless buses

Two bearded men discuss 
Hi, introducing Alan and Gary. Two friends who get together each week and discuss a chosen topic. We each go away and research a topic and bring it to the discussion. Neither of us knows what the other person chosen topic will be so our reactions are genuine.