STEPHEN HAWKING

He was born in Oxford on January 8 , 1942. He is a theoretical physicist , astrophysicist, cosmologist and divulging British scientist. His most important works up to the date have consisted of contributing, together with Roger Penrose with theorems with regard to the singularities temporary-space in the fraure of the general relativity, and the theoretical prediction of how the black holes would issue radiation. Stephen Hawking is in a situation of disability because of his disease: Amyotrophic Lateral Sclerosis. The first symptoms of the disease appeared during his stay in Oxford and finally ELA was diagnosed at the age of 21, In this moment the doctors predicted that he would not live more than 2 or 3 years , but for unknown motives, he is one of the few people that has survived many more years , still suffering the progressive advance of him disability. In 1985 he was practised a tracheotomy and since then he uses a synthesizer of voice to communicate. His mobility is almost void , so he moves with a wheelchair that controls with his eyes. He has gained important prizes, such as: Reward Prince of Asturias of the concord , Medal Albert Einstein , Gold Medal Astrophysicist Royal company, etc.