The young Kennedy brothers, John, Robert and Ted, stand outside their family compound in Hyannis Port, Mass. Photo: Corbis

• Comments on the Death of Sen. Edward Kennedy
Messages from family members, politicians on the death of Sen. Edward Kennedy from brain cancer Tuesday.
August 26, 2009

• Obama Calls Kennedy Greatest Senator of Our Time
Exactly one year before his death, Kennedy gave a rousing speech at the Democratic National Convention in Denver, where Obama accepted the presidential nomination.
August 26, 2009

• Brain Cancer: Could Adult Stem Cells Be the Cause—and the Cure?
Scientists explore a new theory that could unlock the mystery of brain cancer—and other cancers as well.
November 1, 2008

• Brain Cancer: New Theories and Therapies
Scientists working on the Cancer Genome Atlas, a project funded by the National Institutes of Health, released a genetic map of 20,000 genes in glioblastoma, the most common form of brain tumor and the kind diagnosed in Sen. Edward Kennedy.
November 1, 2008

Remembering Edward M. Kennedy: 1932 to 2009

(See Slideshow)