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 Benning?

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 posted on January 31st, 2010.

I'm Steve Murski. This week on the podcast,

What we are doing is not underwater archaeology, it's land archaeology underwater.

That's renowned archaeologist Frank Godio, who visited Scientific American last week. He spent

almost two decades working in Egypt in the Bay of Alexandria, attempting to map the Portis Magnus, the great port of Alexandria,

one of the most important cities of the ancient world.

And in nearby Abukir Bay, he searched for two cities that he believed were submerged there,

Heraklion and Canopus.

As you'll hear, he was convinced those cities should be there,

based on the publications of some authoritative writers, including Herodotus, Strabo, and Julius Caesar.

...