esis to prepare 10 days .1985年霍金丧失语言能力, 表达思想唯一的工具是一台电脑声音合成器。他用仅能活动的几个手指操纵一个特制的鼠标器在电脑屏幕上选择字母、单词来造句,然后通过电脑播放声音,通常制造一个句子要5、6分钟, 为了合成一个小时的录音演讲要准备10天。? April 26, 2007, Stephen Hawking (in) the aircraft over the Atlantic to experience weightless flight. Day, space tourism projects in the business of the U.S. "zero-gravity" company's invitation, Hawking became the first flight of the disabled experience weightlessness, and the safe return of the ground. 2007 霍金(中) 中体验失重飞行。 当天, 旅游项目的美国“ 重力” 下, 疾人, 回地面。 April 20, 2009, Cambridge University, said Hawking emergency admission to hospital the same day, a serious condition. 2009年4月20日,英国剑桥大学说, 霍金当天紧急入院,病情严重。?奥巴马授予世界著名物理学家霍金自由勋章?Obama awarded the Medal of Freedom in the World famous physicist Stephen Hawking (Figure)