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Welcome to Science Talk, the weekly podcast of Scientific American, posted on February 25th, 2010.

I'm Steve Merski. It's called the Poisoners Handbook, but in the most subversive way, it's about something that is near and dear to my heart, which is that I think chemistry is both beautiful and sinister.

And that's Pulitzer Prize-winning journalist Deborah Blum, author of the new work, The Poisoners Handbook.

We'll talk about that handbook and how, thanks to the work of some dedicated individuals,

it's a lot harder to get away with murder through chemistry

than it used to be. Plus, we'll test your knowledge about some recent science in the news.

First up, Deb Blum, we were both at the recent meeting of the American Association for the

Advancement of Science in San Diego. We spoke on February 19th.

Many people may not read the acknowledgments or in your book they're called the

Gratitudes.

Yes.

But I read them and I just want to know, is your husband any more relaxed around

you since the publication of your book all about poison?

Not entirely, but he did tell me that when they find his body, they're all going to know who did it.

You say that he probably subconsciously, when you would be talking about working on the book,

he would move his coffee cup just a little further away from you and closer to him so you could keep an eye on it.

...