Despite Paralyzing Disease, Hawking's Mind Soars

British astrophysicist Stephen Hawking has done a lot of thinking about the nature of the universe. The renowned scientist, who has lived most of his 71 years with a paralyzing disease, pioneered efforts to unlock secrets of the cosmos, revolutionizing astrophysics and capturing the imagination of millions in the process. VOA's Rosanne Skirble has a profile.