Author of linked piece replied to an email from me, the radio piece was this one from February 25, 2014 of WFAE from Charlotte (the first part is also pretty interesting - about HAM radio):

http://wfae.org/post/ham-radio-update-food-babe-vani-hari

That radio program mentions this blog entry from Feb 14 2014 and the blog often covers issues from the POV of a skeptic:

http://theness.com/neurologicablog/index.php/eating-yoga-mat...