Feature: Cambridge pays tribute to Stephen Hawking

Photo taken on March 14, 2018 shows Gonville and Caius College at the University of Cambridge where a book of condolence to world renowned physicist Stephen Hawking has been laid in Cambridge, Britain. The university city of Cambridge was paying tribute to Stephen Hawking who passed away at the age of 76 at his home in Cambridge in the early hours of Wednesday. (Xinhua/Isabel Infantes)