Abstract
I F YOU RE CURIOUS ABOUT WHAT THE Star Wars movies, the Jefferson Memorial, and stem cells have in common, try tuning in to Preston MacDougall's radio commentary. He's a chemistry professor at Middle Tennessee State University with a weekly gig on the Murfreesboro/Nashville National Public Radio station, WMOT. For the past two years, MacDougalTs given a chemical interpretation of everything from firecrackers to immigration policy by means of a Friday science column called Chemical Eye. The columns fill five minutes of airtime, the length of a typical current affairs feature, and they are broadcast twice on Fridays during rush hour. His Scottish ancestry evidenced by a thrush of red hair and an energetic wit, MacDougall also occasionally peppers his columns with topics close to his Canadian heart, such as hockey. Fear not, he slips some science in, too: namely, the hockey-stick-shaped increase in global temperature predicted by climate- change simulations. In fact, MacDougall's hallmark is ...
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