Rationally Speaking #81 - Live! Ben Goldacre on Bad Pharma

Rationally Speaking #82 - It's Not Easy Being Green

Rationally Speaking #83 - Samuel Arbesman On The Half-Life of Facts

Rationally Speaking #84 - Stephen Asma On the Myth of Universal Love

Rationally Speaking #85 - Live From NECSS With Michael Shermer On the Role of Science in Morality

Rationally Speaking #86 - Live From NECSS With Jim Holt On Why Does the World Exist?

Rationally Speaking #87 - Sean Carroll on Naturalism

Rationally Speaking #88 - Mario Livio on Brilliant Blunders

Rationally Speaking #89 - Online Dating

Rationally Speaking #90 - On Wine, Water, and Audio