现代大学英语精读l.pptxVIP

优秀精品课件文档资料第一页，共三十七页。 Lesson 9Against all odds第二页，共三十七页。 Introduction to the Text第三页，共三十七页。 This text is adapted from the biography of Stephen Hawking—Stephen Hawking: A life in Science, 2nd edition, written by Michael White and John Gribbin, published in 1998. 第四页，共三十七页。 Stephen Hawking --“the scientist in the wheelchair”Stephen William Hawking was born on 8 January 1942 (300 years after the death of Galileo) in Oxford, England..第五页，共三十七页。 Professor Stephen W Hawking, Even as he sits helpless in his wheelchair, his mind seems to soar ever more brilliantly across the vastness of space and time to unlock the secrets of the universe. - Time Brilliant book! - Nick Donaldson, Bit Wrangler Extraordinaire!. 第六页，共三十七页。 At eleven Stephen went to St Albans School, and then on to University College, Oxford, his fathers old college. Stephen wanted to do Mathematics, although his father would have preferred medicine. Mathematics was not available at University College, so he did Physics instead. After three years and not very much work he was awarded a first class honors degree in Natural Science. 第七页，共三十七页。 HawkingStephen then went on to Cambridge to do research in Cosmology, there being no-one working in that area in Oxford at the time. After gaining his Ph.D. he became first a Research Fellow, and later on a Professorial Fellow at Gonville and Caius College.第八页，共三十七页。 第九页，共三十七页。 Stephen Hawking has worked on the basic laws which govern the universe. He showed that Einstein’s General Theory of Relativity implied space and time would have a beginning in the Big Bang and an end in black holes. These results indicated it was necessary to unify General Relativity with Quantum Theory. One consequence of such a unification that he discovered was that black holes should not be completely black, but should emit radiation and eventually evaporate and disappear. Another conjecture is that the universe has no edge or boundary in imaginary time. This would imply that the way