Ah, Benny's parents, thanks for coming.

Hiya.

So, Benny has really blossomed this term.

You're telling me, he outgrew his bike. We sold it, on eBay.

Oh, that's not quite what I meant.

It's free to sell on there.

Free to sell?

Easy too. Sold Benny's bike, your guitar, my jacket.

You sold my guitar?

Shall we talk about Benny?

When it's this easy to sell for free, you can't help but say when it's eBay.

Things people love.

T's and Cs apply, exclusive vehicles.

Welcome to Science Talk, the weekly podcast of Scientific American for the week of January 22nd, 2009. I'm Steve Mursky. This week on the podcast,

we'll talk with our resident professional skeptic, Michael Shermer, about many of his books and about religion and science, and we'll test your knowledge about some recent science in the news. But first up, Richard Milner, he's a Darwin scholar and the author of Darwin's universe, evolution

from A to Z. Milner was in the audience at a recent science and religion public conversation

hosted by Mike Shermer, and I wound up talking to them both afterwards. Here's Richard Milner.

I just edited a special issue of the journal of the Linnaean Society of London.

It is the 150th anniversary of the presentation of the Darwin-Rollast paper at the Lanan Society.

In 1858, the joint publication.

That's right.

Sometimes referred to by historians as the great non-event of 1858 since neither Darwin nor Wallace was there,

...