Oh yeah. The moon.

[He isn't sure how the two things could possibly have to do with one another, but he's got a thing to say about this too. However, he seems to be a little reluctant.]

By the way, I've got some good news and some bad news. I did some measurements. The planet's center of gravity is shifting... that would probably explain all the earthquakes and shifting seas.

That's, uh... that's the good news.