of the world. the that's where he was where he held professor of mathematic. the statement reads professor hawking was a unique individual who will be remembered with warmth and affection not only in cambridge, but all over the world. his exceptional contributions to scientific knowledge and popularization of science and mathematics have left an indelible legacy. his character was an inspiration to millions. he'll be much missed. >> our technology and business correspondent sam burk joins us live from london. sam, an early start for you. a lot of people in london waking up to this news now, that this great man, this great mind has passed. >> it is filling the airwaves here in the united kingdom, whether it's radio or television. this is the only thing that people on the streets are talking about as they walk to get their coffee this morning. if you talk to scientists, they'll tell you that his biggest achievement was combining the theory of relativity with quantum theory to suggest that the world and