Birds and Dopamine (starts 1:00) If bird songs help a bird fall in love, does it get even better with a dose of dopamine?
Nature Wants us to be Fat (starts 13:56) CU-Medical School professor and researcher Richard Johnson discusses his latest book, Nature Wants Us to Be Fat. The Surprising Science Behind Why We Gain Weight and How We Can Prevent – and Reverse – It. GO HERE for extended version of this interview and transcript.
Hosts: Benita Lee & Shelley Schlender
Producer: Shelley Schlender and Benita Lee
Executive Producer: Joel Parker
Feature contributors: Benita Lee, Shelley Schlender, Alexis Kenyon
Podcast: Play in new window | Download (Duration: 26:55 — 37.0MB)
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Today’s show features headline news about new methods for detecting skin cancer and using “
This week on How on Earth, Beth talks with Dr Seven Hussey about his recent
With graduation season upon us, today’s edition of How on Earth is Part 2 of our annual “Graduation Special” (you can 
Katie Gach – University of Colorado,
Jet Mante – University of Colorado,
Abhijit Suresh – University of Colorado,
With graduation season upon us, today’s edition of How on Earth is Part 1 of our annual “Graduation Special” (you can 
Sarah Aguasvivas – University of Colorado,
Jessie Finocchiaro – University of Colorado, 



This week on How on Earth, Beth speaks with Susan Allport, an award-winning writer who has written extensively on science. They talk about her book on omega 3 fats, The Queen of Fats, namely the touted omega-3 fatty acid. These essential fats can’t be synthesized by the human body and must be obtained from our diets. The conversation ranges widely, including details as to why they are so critical to health and some of the unique evolutionary history of our species that makes them so necessary. You can find out more about these amazing molecules at 