Earth is surrounded, and sustained, by molecules of extraordinary complexity and diversity. And yet, in the beginning of the universe there were no molecules of any kind. How did we get from there to here? In this Hitchcock Lecture presented by UC Berkeley, renowned astronomer and astrophysicist Alexander Dalgarno describes the synthesis of molecules in the universe and their unique complexity. Series: "UC Berkeley Graduate Council Lectures" [7/2003] [Science] [Show ID: 7416]