Matt Lauer continues his reporting on autism with an exclusive interview with Dr. Andrew Wakefield, the controversial British doctor who said he found a possible link between autism and one childhood vaccine, who made headlines this week after being stripped of his license to practice medicine in Britain. See web-exclusive videos and related links.
100th birthday present! Richard Feynman (1918-88), physicist, and his friend Ralph Leighton became fascinated by the remote and mysterious Asian country of T...