"Wicked", starring Idina Menzel and Kristin Chenoweth, officially opens at the Curran Theatre in San Francisco
- The Spirit Rover is launched, beginning NASA's Mars Exploration Rover mission.
- Bernard Williams, English philosopher (b. 1929)
- Donald Regan, Chief of Staff and U.S. Treasury Secretary (b. 1918)
- Dr Phil Williams, Welsh politician and scientist (b. 1939)