Stephen William Hawking is a physical theoretical cosmology and he was also an author and the director in the cosmology at the University of CambridgeBy jongroyonsei2 / 2025년 04월 08일 2025년 04월 08일 This content is restricted to site members. If you are an existing user, please log in. New users may register below. Log In Username Password Keep me signed in Forgot Password Register New User RegistrationChoose a Username*Password*Address 1*상세주소Zip*Country*연락처*이메일**Required
