Magazine of the University of Waterloo (Canada) where the Perimeter Institute for Theoretical Physics is located 2017
Academic Journal: Notes and Records of the Royal Society, Journal of the History of Science, from September 2017 2017
Book: textbook of modern classical physics co-written by Hawking's friend KIp Thorne, offered by its publisher 2017
Employees of the Tata Iron and Steel Company on their way to work Employees of the Tata Iron and Steel Company on their way to work 2017