Doctor Who is 47 today!
The first-ever episode of Doctor Who, An Unearthly Child, was broadcast on this date in 1963.
The official Doctor Who site has a small feature to celebrate the show's 47th anniversary, including a clip featuring the original TARDIS crew of William Hartnell, Carole Ann Ford, William Russell and Jacqueline Hill.
BBC Archive has a feature on The Creators of Doctor Who.
AOL Television has put up an ultimate guide slide-show so "you can reminisce about all those wonderful Doctor Who filled times and characters".
Digital Journal has a piece, "Happy 908th Birthday, Doctor Who", about the confusion surrounding the Doctor's actual age.