• Andrea Ghez
• Professor, Department of Physics and Astronomy, UCLA

• Speaking at TEDGlobal 2009
• July 2009
• Oxford

The hunt for a supermassive black hole : With new data from the Keck telescopes, Andrea Ghez shows how state-of-the-art adaptive optics are helping astronomers understand our universe's most mysterious objects: black holes. She shares evidence that a supermassive black hole may be lurking at the center of the Milky Way.