This week we're learning about some of the legal chemicals that regulate the moods of millions of people every day. Journalist Murray Carpenter joins us to talk about his book "Caffeinated - How Our Daily Habit Helps, Hurts and Hooks Us." And science blogger Dr. David Gorski explains the state of research on the effects of e-cigarettes.

This week we're learning about some of the legal chemicals that regulate the moods of millions of people every day. Journalist Murray Carpenter joins us to talk about his book "Caffeinated - How Our Daily Habit Helps, Hurts and Hooks Us." And science blogger Dr. David Gorski explains the state of research on the effects of e-cigarettes.

This week we're learning about some of the legal chemicals that regulate the moods of millions of people every day. Journalist Murray Carpenter joins us to talk about his book "Caffeinated - How Our Daily Habit Helps, Hurts and Hooks Us." And science blogger Dr. David Gorski&nbsp;explains the state of research on the effects of e-cigarettes.

#274 Coffee and Cigarettes

Science for the People is a long-format interview podcast that explores the connections between science, popular culture, history, and public policy, to help listeners understand the evidence and arguments behind what's in the news and on the shelves. Our hosts sit down with science researchers, writers, authors, journalists, and experts to discuss science from the past, the science that affects our lives today, and how science might change our future.

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#274 Coffee and Cigarettes

#274 Coffee and Cigarettes