Stephen Hawking's final book launched in London, Britain（2）
Photo taken on Oct. 15, 2018 shows a copy of "Brief Answers to the Big Questions", the final book by Stephen Hawking, with a projected image of Stephen Hawking behind, at the book's global launch at the Science Museum in London, Britain. (Xinhua/Stephen Chung)
Source：Xinhua Editor：Lucky
(Source_title：Stephen Hawking's final book launched in London, Britain)